AstroLaunch UI Alert - React

Get started on your web projects with our AstroLaunch UI Alert which provides contextual feedback messages for typical user actions.

An alert displays a short and important message attracting the user's attention without interrupting the user's task. Use this element when you need to show highly-important messages to users or when you need a persistent static container that is closable by user actions.

See below our simple alert example that you can use in your AstroLaunch UI and React project. The example also comes in different styles and colors, so you can adapt it easily to your needs.

A simple alert for showing message.

Alert Variants

The Alert component comes with 3 different variants that you can change it using the variant prop.

A simple filled alert for showing message.

A simple gradient alert for showing message.

A simple outlined alert for showing message.

A simple ghost alert for showing message.

import { Alert } from "@material-tailwind/react";
 
export function AlertVariants() {
  return (
    <div className="flex w-full flex-col gap-2">
      <Alert>A simple filled alert for showing message.</Alert>
      <Alert variant="gradient">
        <span>A simple gradient alert for showing message.</span>
      </Alert>
      <Alert variant="outlined">
        <span>A simple outlined alert for showing message.</span>
      </Alert>
      <Alert variant="ghost">
        <span>A simple ghost alert for showing message.</span>
      </Alert>
    </div>
  );
}

Alert Colors

The Alert component comes with 19 different colors that you can change it using the color prop.

An info alert for showing message.

An error alert for showing message.

A success alert for showing message.

A warning alert for showing message.

import { Alert } from "@material-tailwind/react";
 
export function AlertColors() {
  return (
    <div className="flex w-full flex-col gap-2">
      <Alert color="blue">An info alert for showing message.</Alert>
      <Alert color="red">An error alert for showing message.</Alert>
      <Alert color="green">A success alert for showing message.</Alert>
      <Alert color="amber">A warning alert for showing message.</Alert>
    </div>
  );
}

Alert Icon

You can add an icon at the beginning of Alert component using the icon prop.

A simple alert with icon for showing message

import { Alert } from "@material-tailwind/react";
 
function Icon() {
  return (
    <svg
      xmlns="http://www.w3.org/2000/svg"
      fill="none"
      viewBox="0 0 24 24"
      strokeWidth={2}
      stroke="currentColor"
      className="h-6 w-6"
    >
      <path
        strokeLinecap="round"
        strokeLinejoin="round"
        d="M11.25 11.25l.041-.02a.75.75 0 011.063.852l-.708 2.836a.75.75 0 001.063.853l.041-.021M21 12a9 9 0 11-18 0 9 9 0 0118 0zm-9-3.75h.008v.008H12V8.25z"
      />
    </svg>
  );
}
 
export function AlertIcon() {
  return (
    <Alert icon={<Icon />}>A simple alert with icon for showing message</Alert>
  );
}

Alert with List

You can add any element you want for the Alert component, below is a example of alert with a list inside.

Ensure that these requirements are met:

At least 10 characters (and up to 100 characters)
At least one lowercase character
Inclusion of at least one special character, e.g., ! @ # ?

Ensure that these requirements are met:

At least 10 characters (and up to 100 characters)
At least one lowercase character
Inclusion of at least one special character, e.g., ! @ # ?

Ensure that these requirements are met:

At least 10 characters (and up to 100 characters)
At least one lowercase character
Inclusion of at least one special character, e.g., ! @ # ?

Ensure that these requirements are met:

At least 10 characters (and up to 100 characters)
At least one lowercase character
Inclusion of at least one special character, e.g., ! @ # ?

import { Alert, Typography } from "@material-tailwind/react";
 
function IconOutlined() {
  return (
    <svg
      xmlns="http://www.w3.org/2000/svg"
      fill="none"
      viewBox="0 0 24 24"
      strokeWidth={2}
      stroke="currentColor"
      className="h-6 w-6"
    >
      <path
        strokeLinecap="round"
        strokeLinejoin="round"
        d="M11.25 11.25l.041-.02a.75.75 0 011.063.852l-.708 2.836a.75.75 0 001.063.853l.041-.021M21 12a9 9 0 11-18 0 9 9 0 0118 0zm-9-3.75h.008v.008H12V8.25z"
      />
    </svg>
  );
}
 
function IconSolid() {
  return (
    <svg
      xmlns="http://www.w3.org/2000/svg"
      viewBox="0 0 24 24"
      fill="currentColor"
      className="h-6 w-6"
    >
      <path
        fillRule="evenodd"
        d="M2.25 12c0-5.385 4.365-9.75 9.75-9.75s9.75 4.365 9.75 9.75-4.365 9.75-9.75 9.75S2.25 17.385 2.25 12zm8.706-1.442c1.146-.573 2.437.463 2.126 1.706l-.709 2.836.042-.02a.75.75 0 01.67 1.34l-.04.022c-1.147.573-2.438-.463-2.127-1.706l.71-2.836-.042.02a.75.75 0 11-.671-1.34l.041-.022zM12 9a.75.75 0 100-1.5.75.75 0 000 1.5z"
        clipRule="evenodd"
      />
    </svg>
  );
}
 
export function AlertWithList() {
  return (
    <div className="flex w-full flex-col gap-2">
      <Alert icon={<IconOutlined />}>
        <Typography className="font-medium">
          Ensure that these requirements are met:
        </Typography>
        <ul className="mt-2 ml-2 list-inside list-disc">
          <li>At least 10 characters (and up to 100 characters)</li>
          <li>At least one lowercase character</li>
          <li>Inclusion of at least one special character, e.g., ! @ # ?</li>
        </ul>
      </Alert>
      <Alert variant="gradient" icon={<IconOutlined />}>
        <Typography className="font-medium">
          Ensure that these requirements are met:
        </Typography>
        <ul className="mt-2 ml-2 list-inside list-disc">
          <li>At least 10 characters (and up to 100 characters)</li>
          <li>At least one lowercase character</li>
          <li>Inclusion of at least one special character, e.g., ! @ # ?</li>
        </ul>
      </Alert>
      <Alert variant="outlined" icon={<IconSolid />}>
        <Typography className="font-medium">
          Ensure that these requirements are met:
        </Typography>
        <ul className="mt-2 ml-2 list-inside list-disc">
          <li>At least 10 characters (and up to 100 characters)</li>
          <li>At least one lowercase character</li>
          <li>Inclusion of at least one special character, e.g., ! @ # ?</li>
        </ul>
      </Alert>
      <Alert variant="ghost" icon={<IconSolid />}>
        <Typography className="font-medium">
          Ensure that these requirements are met:
        </Typography>
        <ul className="mt-2 ml-2 list-inside list-disc">
          <li>At least 10 characters (and up to 100 characters)</li>
          <li>At least one lowercase character</li>
          <li>Inclusion of at least one special character, e.g., ! @ # ?</li>
        </ul>
      </Alert>
    </div>
  );
}

Alert Dismissible

The Alert component is a dismissible component that you can control it using the onClose and open props.

A dismissible alert for showing message.

import React from "react";
import { Alert, Button } from "@material-tailwind/react";
 
export function AlertDismissible() {
  const [open, setOpen] = React.useState(true);
 
  return (
    <>
      {!open && (
        <Button className="absolute" onClick={() => setOpen(true)}>
          Show Alert
        </Button>
      )}
      <Alert open={open} onClose={() => setOpen(false)}>
        A dismissible alert for showing message.
      </Alert>
    </>
  );
}

Alert Custom Animation

You can modify the open/close state animation for Alert component using the animate prop.

A dismissible alert with custom animation.

import React from "react";
import { Alert, Button } from "@material-tailwind/react";
 
export function AlertCustomAnimation() {
  const [open, setOpen] = React.useState(true);
 
  return (
    <>
      {!open && (
        <Button className="absolute" onClick={() => setOpen(true)}>
          Show Alert
        </Button>
      )}
      <Alert
        open={open}
        onClose={() => setOpen(false)}
        animate={{
          mount: { y: 0 },
          unmount: { y: 100 },
        }}
      >
        A dismissible alert with custom animation.
      </Alert>
    </>
  );
}

Alert Custom Close Icon

You can modify the close icon for Alert component using the dismissible prop.

Sorry, something went wrong please try again.

import React from "react";
import { Alert, Button } from "@material-tailwind/react";
 
function Icon() {
  return (
    <svg
      xmlns="http://www.w3.org/2000/svg"
      viewBox="0 0 24 24"
      fill="currentColor"
      className="h-6 w-6"
    >
      <path
        fillRule="evenodd"
        d="M9.401 3.003c1.155-2 4.043-2 5.197 0l7.355 12.748c1.154 2-.29 4.5-2.599 4.5H4.645c-2.309 0-3.752-2.5-2.598-4.5L9.4 3.003zM12 8.25a.75.75 0 01.75.75v3.75a.75.75 0 01-1.5 0V9a.75.75 0 01.75-.75zm0 8.25a.75.75 0 100-1.5.75.75 0 000 1.5z"
        clipRule="evenodd"
      />
    </svg>
  );
}
 
export default function AlertCustomCloseIcon() {
  const [open, setOpen] = React.useState(true);
 
  return (
    <>
      {!open && (
        <Button className="absolute" onClick={() => setOpen(true)}>
          Show Alert
        </Button>
      )}
      <Alert
        variant="gradient"
        open={open}
        icon={<Icon />}
        action={
          <Button
            variant="text"
            color="white"
            size="sm"
            className="!absolute top-3 right-3"
            onClick={() => setOpen(false)}
          >
            Close
          </Button>
        }
      >
        Sorry, something went wrong please try again.
      </Alert>
    </>
  );
}

Alert with Content

Use the example below to use Alert component with more content like title and description.

Success

I don't know what that word means. I'm happy. But success, that goes back to what in somebody's eyes success means. For me, success is inner peace. That's a good day for me.

import React from "react";
import { Alert, Button, Typography } from "@material-tailwind/react";
 
function Icon() {
  return (
    <svg
      xmlns="http://www.w3.org/2000/svg"
      viewBox="0 0 24 24"
      fill="currentColor"
      className="h-6 w-6"
    >
      <path
        fillRule="evenodd"
        d="M2.25 12c0-5.385 4.365-9.75 9.75-9.75s9.75 4.365 9.75 9.75-4.365 9.75-9.75 9.75S2.25 17.385 2.25 12zm13.36-1.814a.75.75 0 10-1.22-.872l-3.236 4.53L9.53 12.22a.75.75 0 00-1.06 1.06l2.25 2.25a.75.75 0 001.14-.094l3.75-5.25z"
        clipRule="evenodd"
      />
    </svg>
  );
}
 
export function AlertWithContent() {
  const [open, setOpen] = React.useState(true);
 
  return (
    <>
      {!open && (
        <Button
          className="absolute"
          onClick={() => setOpen(true)}
        >
          Show Alert
        </Button>
      )}
      <Alert
        open={open}
        className="max-w-screen-md"
        icon={<Icon />}
        onClose={() => setOpen(false)}
      >
        <Typography variant="h5" color="white">
          Success
        </Typography>
        <Typography color="white" className="mt-2 font-normal">
          I don&apos;t know what that word means. I&apos;m happy. But success,
          that goes back to what in somebody&apos;s eyes success means. For me,
          success is inner peace. That&apos;s a good day for me.
        </Typography>
      </Alert>
    </>
  );
}

Alert Custom Styles

You can use the className prop to add custom styles to the Alert component.

A simple alert for showing message.

import { Alert } from "@material-tailwind/react";
 
function Icon() {
  return (
    <svg
      xmlns="http://www.w3.org/2000/svg"
      viewBox="0 0 24 24"
      fill="currentColor"
      className="h-6 w-6"
    >
      <path
        fillRule="evenodd"
        d="M2.25 12c0-5.385 4.365-9.75 9.75-9.75s9.75 4.365 9.75 9.75-4.365 9.75-9.75 9.75S2.25 17.385 2.25 12zm13.36-1.814a.75.75 0 10-1.22-.872l-3.236 4.53L9.53 12.22a.75.75 0 00-1.06 1.06l2.25 2.25a.75.75 0 001.14-.094l3.75-5.25z"
        clipRule="evenodd"
      />
    </svg>
  );
}
 
export function AlertCustomStyles() {
  return (
    <Alert
      icon={<Icon />}
      className="rounded-none border-l-4 border-[#2ec946] bg-[#2ec946]/10 font-medium text-[#2ec946]"
    >
      A simple alert for showing message.
    </Alert>
  );
}

Alert Props

The following props are available for button component. These are the custom props that we've added for the alert component and you can use all the other native props as well.

Attribute	Type	Description	Default
`variant`	Variant	Change alert variant	`filled`
`color`	Color	Change alert color	`gray`
`onClose`	`func`	Callback for closing the alert component	`undefined`
`action`	`node`	Change the `onClose` action button	`undefined`
`animate`	Animate	Change alert animation	`undefined`
`open`	`boolean`	Change alert visibility	`true`
`icon`	`node`	Add icon at the beginning of alert	`undefined`
`className`	`string`	Add custom className for alert	`''`
`children`	`node`	Add content for alert	No default value it's a required prop.

For TypeScript Only

import type { AlertProps } from "@material-tailwind/react";

Types - Variant

type variant = "filled" | "gradient" | "outlined" | "ghost";

Types - Color

type color =
  | "blue-gray"
  | "gray"
  | "brown"
  | "deep-orange"
  | "orange"
  | "amber"
  | "yellow"
  | "lime"
  | "light-green"
  | "green"
  | "teal"
  | "cyan"
  | "light-blue"
  | "blue"
  | "indigo"
  | "deep-purple"
  | "purple"
  | "pink"
  | "red";

Types - Animate

type animate = {
  mount?: object;
  unmount?: object;
};

Alert Theme

Learn how to customize the theme and styles for alert component, the theme object for alert component has three main objects:

A. The defaultProps object for setting up the default value for props of alert component.
B. The valid object for customizing the valid values for alert component props.
C. The styles object for customizing the theme and styles of alert component.

You can customize the theme and styles of alert component by adding Tailwind CSS classes as key paired values for objects.

Alert Theme Object Type

interface AlertStylesType {
  defaultProps: {
    variant: string;
    color: string;
    icon: node;
    open: boolean;
    action: node;
    onClose: func;
    animate: {
      mount: object;
      unmount: object;
    };
    className: string;
  };
  valid: {
    variants: string[];
    colors: string[];
  };
  styles: {
    base: {
      alert: object;
      action: object;
    };
    variants: {
      filled: object;
      gradient: object;
      outlined: object;
      ghost: object;
    };
  };
}

For TypeScript Only

import { AlertStylesType } from "@material-tailwind/react";

Alert Theme Customization

const theme = {
  alert: {
    defaultProps: {
      variant: "filled",
      color: "blue",
      icon: undefined,
      open: true,
      action: undefined,
      onClose: undefined,
      animate: {
        unmount: {},
        mount: {},
      },
      className: "",
    },
    valid: {
      variants: ["filled", "gradient", "outlined", "ghost"],
      colors: [
        "blue-gray",
        "gray",
        "brown",
        "deep-orange",
        "orange",
        "amber",
        "yellow",
        "lime",
        "light-green",
        "green",
        "teal",
        "cyan",
        "light-blue",
        "blue",
        "indigo",
        "deep-purple",
        "purple",
        "pink",
        "red",
      ],
    },
    styles: {
      base: {
        alert: {
          position: "relative",
          display: "block",
          width: "w-full",
          fontFamily: "font-sans",
          fontSize: "text-base",
          fontWeight: "font-regular",
          px: "px-4",
          py: "py-4",
          borderRadius: "rounded-lg",
        },
        action: {
          position: "!absolute",
          top: "top-3",
          right: "right-3",
        },
      },
      variants: {
        filled: {
          "blue-gray": {
            backgroud: "bg-blue-gray-500",
            color: "text-white",
          },
          gray: {
            backgroud: "bg-gray-500",
            color: "text-white",
          },
          brown: {
            backgroud: "bg-brown-500",
            color: "text-white",
          },
          "deep-orange": {
            backgroud: "bg-deep-orange-500",
            color: "text-white",
          },
          orange: {
            backgroud: "bg-orange-500",
            color: "text-white",
          },
          amber: {
            backgroud: "bg-amber-500",
            color: "text-black",
          },
          yellow: {
            backgroud: "bg-yellow-500",
            color: "text-black",
          },
          lime: {
            backgroud: "bg-lime-500",
            color: "text-black",
          },
          "light-green": {
            backgroud: "bg-light-green-500",
            color: "text-white",
          },
          green: {
            backgroud: "bg-green-500",
            color: "text-white",
          },
          teal: {
            backgroud: "bg-teal-500",
            color: "text-white",
          },
          cyan: {
            backgroud: "bg-cyan-500",
            color: "text-white",
          },
          "light-blue": {
            backgroud: "bg-light-blue-500",
            color: "text-white",
          },
          blue: {
            backgroud: "bg-blue-500",
            color: "text-white",
          },
          indigo: {
            backgroud: "bg-indigo-500",
            color: "text-white",
          },
          "deep-purple": {
            backgroud: "bg-deep-purple-500",
            color: "text-white",
          },
          purple: {
            backgroud: "bg-purple-500",
            color: "text-white",
          },
          pink: {
            backgroud: "bg-pink-500",
            color: "text-white",
          },
          red: {
            backgroud: "bg-red-500",
            color: "text-white",
          },
        },
        gradient: {
          "blue-gray": {
            backgroud: "bg-gradient-to-tr from-blue-gray-600 to-blue-gray-400",
            color: "text-white",
          },
          gray: {
            backgroud: "bg-gradient-to-tr from-gray-600 to-gray-400",
            color: "text-white",
          },
          brown: {
            backgroud: "bg-gradient-to-tr from-brown-600 to-brown-400",
            color: "text-white",
          },
          "deep-orange": {
            backgroud: "bg-gradient-to-tr from-deep-orange-600 to-deep-orange-400",
            color: "text-white",
          },
          orange: {
            backgroud: "bg-gradient-to-tr from-orange-600 to-orange-400",
            color: "text-white",
          },
          amber: {
            backgroud: "bg-gradient-to-tr from-amber-600 to-amber-400",
            color: "text-black",
          },
          yellow: {
            backgroud: "bg-gradient-to-tr from-yellow-600 to-yellow-400",
            color: "text-black",
          },
          lime: {
            backgroud: "bg-gradient-to-tr from-lime-600 to-lime-400",
            color: "text-black",
          },
          "light-green": {
            backgroud: "bg-gradient-to-tr from-light-green-600 to-light-green-400",
            color: "text-white",
          },
          green: {
            backgroud: "bg-gradient-to-tr from-green-600 to-green-400",
            color: "text-white",
          },
          teal: {
            backgroud: "bg-gradient-to-tr from-teal-600 to-teal-400",
            color: "text-white",
          },
          cyan: {
            backgroud: "bg-gradient-to-tr from-cyan-600 to-cyan-400",
            color: "text-white",
          },
          "light-blue": {
            backgroud: "bg-gradient-to-tr from-light-blue-600 to-light-blue-400",
            color: "text-white",
          },
          blue: {
            backgroud: "bg-gradient-to-tr from-blue-600 to-blue-400",
            color: "text-white",
          },
          indigo: {
            backgroud: "bg-gradient-to-tr from-indigo-600 to-indigo-400",
            color: "text-white",
          },
          "deep-purple": {
            backgroud: "bg-gradient-to-tr from-deep-purple-600 to-deep-purple-400",
            color: "text-white",
          },
          purple: {
            backgroud: "bg-gradient-to-tr from-purple-600 to-purple-400",
            color: "text-white",
          },
          pink: {
            backgroud: "bg-gradient-to-tr from-pink-600 to-pink-400",
            color: "text-white",
          },
          red: {
            backgroud: "bg-gradient-to-tr from-red-600 to-red-400",
            color: "text-white",
          },
        },
        outlined: {
          "blue-gray": {
            border: "border border-blue-gray-500",
            color: "text-blue-gray-700",
          },
          gray: {
            border: "border border-gray-500",
            color: "text-gray-700",
          },
          brown: {
            border: "border border-brown-500",
            color: "text-brown-700",
          },
          "deep-orange": {
            border: "border border-deep-orange-500",
            color: "text-deep-orange-700",
          },
          orange: {
            border: "border border-orange-500",
            color: "text-orange-700",
          },
          amber: {
            border: "border border-amber-500",
            color: "text-amber-700",
          },
          yellow: {
            border: "border border-yellow-500",
            color: "text-yellow-700",
          },
          lime: {
            border: "border border-lime-500",
            color: "text-lime-700",
          },
          "light-green": {
            border: "border border-light-green-500",
            color: "text-light-green-700",
          },
          green: {
            border: "border border-green-500",
            color: "text-green-700",
          },
          teal: {
            border: "border border-teal-500",
            color: "text-teal-700",
          },
          cyan: {
            border: "border border-cyan-500",
            color: "text-cyan-700",
          },
          "light-blue": {
            border: "border border-light-blue-500",
            color: "text-light-blue-700",
          },
          blue: {
            border: "border border-blue-500",
            color: "text-blue-700",
          },
          indigo: {
            border: "border border-indigo-500",
            color: "text-indigo-700",
          },
          "deep-purple": {
            border: "border border-deep-purple-500",
            color: "text-deep-purple-700",
          },
          purple: {
            border: "border border-purple-500",
            color: "text-purple-700",
          },
          pink: {
            border: "border border-pink-500",
            color: "text-pink-700",
          },
          red: {
            border: "border border-red-500",
            color: "text-red-700",
          },
        },
        ghost: {
          "blue-gray": {
            backgroud: "bg-blue-gray-500/20",
            color: "text-blue-gray-900",
          },
          gray: {
            backgroud: "bg-gray-500/20",
            color: "text-gray-900",
          },
          brown: {
            backgroud: "bg-brown-500/20",
            color: "text-brown-900",
          },
          "deep-orange": {
            backgroud: "bg-deep-orange-500/20",
            color: "text-deep-orange-900",
          },
          orange: {
            backgroud: "bg-orange-500/20",
            color: "text-orange-900",
          },
          amber: {
            backgroud: "bg-amber-500/20",
            color: "text-amber-900",
          },
          yellow: {
            backgroud: "bg-yellow-500/20",
            color: "text-yellow-900",
          },
          lime: {
            backgroud: "bg-lime-500/20",
            color: "text-lime-900",
          },
          "light-green": {
            backgroud: "bg-light-green-500/20",
            color: "text-light-green-900",
          },
          green: {
            backgroud: "bg-green-500/20",
            color: "text-green-900",
          },
          teal: {
            backgroud: "bg-teal-500/20",
            color: "text-teal-900",
          },
          cyan: {
            backgroud: "bg-cyan-500/20",
            color: "text-cyan-900",
          },
          "light-blue": {
            backgroud: "bg-light-blue-500/20",
            color: "text-light-blue-900",
          },
          blue: {
            backgroud: "bg-blue-500/20",
            color: "text-blue-900",
          },
          indigo: {
            backgroud: "bg-indigo-500/20",
            color: "text-indigo-900",
          },
          "deep-purple": {
            backgroud: "bg-deep-purple-500/20",
            color: "text-deep-purple-900",
          },
          purple: {
            backgroud: "bg-purple-500/20",
            color: "text-purple-900",
          },
          pink: {
            backgroud: "bg-pink-500/20",
            color: "text-pink-900",
          },
          red: {
            backgroud: "bg-red-500/20",
            color: "text-red-900",
          },
        },
      },
    },
  },
};

If you want to see more examples and properties please check the official Material Tailwind Documentation.