Switch
A toggle control enabling users to switch between "on" and "off" states.
	<script lang="ts">
  import { Label, Switch } from "bits-ui";
</script>
 
<div class="flex items-center space-x-3">
  <Switch.Root
    id="dnd"
    class="peer inline-flex h-[36px] min-h-[36px] w-[60px] shrink-0 cursor-pointer items-center rounded-full px-[3px] transition-colors focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-foreground focus-visible:ring-offset-2 focus-visible:ring-offset-background disabled:cursor-not-allowed disabled:opacity-50 data-[state=checked]:bg-foreground data-[state=unchecked]:bg-dark-10 data-[state=unchecked]:shadow-mini-inset dark:data-[state=checked]:bg-foreground"
  >
    <Switch.Thumb
      class="pointer-events-none block size-[30px] shrink-0 rounded-full bg-background transition-transform data-[state=checked]:translate-x-6 data-[state=unchecked]:translate-x-0 data-[state=unchecked]:shadow-mini dark:border dark:border-background/30 dark:bg-foreground dark:shadow-popover dark:data-[state=unchecked]:border"
    />
  </Switch.Root>
  <Label.Root for="dnd" class="text-sm font-medium">Do not disturb</Label.Root>
</div>
	import typography from "@tailwindcss/typography";
	import animate from "tailwindcss-animate";
	import { fontFamily } from "tailwindcss/defaultTheme";
	 
	/** @type {import('tailwindcss').Config} */
	export default {
		darkMode: "class",
		content: ["./src/**/*.{html,js,svelte,ts}"],
		theme: {
			container: {
				center: true,
				screens: {
					"2xl": "1440px",
				},
			},
			extend: {
				colors: {
					border: {
						DEFAULT: "hsl(var(--border-card))",
						input: "hsl(var(--border-input))",
						"input-hover": "hsl(var(--border-input-hover))",
					},
					background: {
						DEFAULT: "hsl(var(--background) / <alpha-value>)",
						alt: "hsl(var(--background-alt) / <alpha-value>)",
					},
					foreground: {
						DEFAULT: "hsl(var(--foreground) / <alpha-value>)",
						alt: "hsl(var(--foreground-alt) / <alpha-value>)",
					},
					muted: {
						DEFAULT: "hsl(var(--muted) / <alpha-value>)",
						foreground: "hsl(var(--muted-foreground))",
					},
					dark: {
						DEFAULT: "hsl(var(--dark) / <alpha-value>)",
						4: "hsl(var(--dark-04))",
						10: "hsl(var(--dark-10))",
						40: "hsl(var(--dark-40))",
					},
					accent: {
						DEFAULT: "hsl(var(--accent) / <alpha-value>)",
						foreground: "hsl(var(--accent-foreground) / <alpha-value>)",
					},
					destructive: {
						DEFAULT: "hsl(var(--destructive) / <alpha-value>)",
					},
					contrast: {
						DEFAULT: "hsl(var(--contrast) / <alpha-value>)",
					},
				},
				fontFamily: {
					sans: ["Inter", ...fontFamily.sans],
					mono: ["Source Code Pro", ...fontFamily.mono],
					alt: ["Courier", ...fontFamily.sans],
				},
				fontSize: {
					xxs: "10px",
				},
				borderWidth: {
					6: "6px",
				},
				borderRadius: {
					card: "16px",
					"card-lg": "20px",
					"card-sm": "10px",
					input: "9px",
					button: "5px",
					"5px": "5px",
					"9px": "9px",
					"10px": "10px",
					"15px": "15px",
				},
				height: {
					input: "3rem",
					"input-sm": "2.5rem",
				},
				boxShadow: {
					mini: "var(--shadow-mini)",
					"mini-inset": "var(--shadow-mini-inset)",
					popover: "var(--shadow-popover)",
					kbd: "var(--shadow-kbd)",
					btn: "var(--shadow-btn)",
					card: "var(--shadow-card)",
					"date-field-focus": "var(--shadow-date-field-focus)",
				},
				opacity: {
					8: "0.08",
				},
				scale: {
					80: ".80",
					98: ".98",
					99: ".99",
				},
			},
			keyframes: {
				"accordion-down": {
					from: { height: "0" },
					to: { height: "var(--bits-accordion-content-height)" },
				},
				"accordion-up": {
					from: { height: "var(--bits-accordion-content-height)" },
					to: { height: "0" },
				},
				"caret-blink": {
					"0%,70%,100%": { opacity: "1" },
					"20%,50%": { opacity: "0" },
				},
			},
			animation: {
				"accordion-down": "accordion-down 0.2s ease-out",
				"accordion-up": "accordion-up 0.2s ease-out",
				"caret-blink": "caret-blink 1.25s ease-out infinite",
			},
		},
		plugins: [typography, animate],
	};
		@import url("https://fonts.googleapis.com/css2?family=Source+Code+Pro:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500;1,600;1,700&display=swap");
@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&display=swap");
 
@tailwind base;
@tailwind components;
@tailwind utilities;
 
@layer base {
	:root {
		/* Colors */
		--background: 0 0% 100%;
		--background-alt: 0 0% 100%;
		--foreground: 0 0% 9%;
		--foreground-alt: 0 0% 32%;
		--muted: 240 5% 96%;
		--muted-foreground: 0 0% 9% / 0.4;
		--border: 240 6% 10%;
		--border-input: 240 6% 10% / 0.17;
		--border-input-hover: 240 6% 10% / 0.4;
		--border-card: 240 6% 10% / 0.1;
		--dark: 240 6% 10%;
		--dark-10: 240 6% 10% / 0.1;
		--dark-40: 240 6% 10% / 0.4;
		--dark-04: 240 6% 10% / 0.04;
		--accent: 204 94% 94%;
		--accent-foreground: 204 80% 16%;
		--destructive: 347 77% 50%;
 
		/* black */
		--constrast: 0 0% 0%;
 
		/* Shadows */
		--shadow-mini: 0px 1px 0px 1px rgba(0, 0, 0, 0.04);
		--shadow-mini-inset: 0px 1px 0px 0px rgba(0, 0, 0, 0.04) inset;
		--shadow-popover: 0px 7px 12px 3px hsla(var(--dark-10));
		--shadow-kbd: 0px 2px 0px 0px rgba(0, 0, 0, 0.07);
		--shadow-btn: 0px 1px 0px 1px rgba(0, 0, 0, 0.03);
		--shadow-card: 0px 2px 0px 1px rgba(0, 0, 0, 0.04);
		--shadow-date-field-focus: 0px 0px 0px 3px rgba(24, 24, 27, 0.17);
	}
 
	.dark {
		/* Colors */
		--background: 0 0% 5%;
		--background-alt: 0 0% 8%;
		--foreground: 0 0% 95%;
		--foreground-alt: 0 0% 70%;
		--muted: 240 4% 16%;
		--muted-foreground: 0 0% 100% / 0.4;
		--border: 0 0% 96%;
		--border-input: 0 0% 96% / 0.17;
		--border-input-hover: 0 0% 96% / 0.4;
		--border-card: 0 0% 96% / 0.1;
		--dark: 0 0% 96%;
		--dark-40: 0 0% 96% / 0.4;
		--dark-10: 0 0% 96% / 0.1;
		--dark-04: 0 0% 96% / 0.04;
		--accent: 204 90 90%;
		--accent-foreground: 204 94% 94%;
		--destructive: 350 89% 60%;
 
		/* white */
		--constrast: 0 0% 100%;
 
		/* Shadows */
		--shadow-mini: 0px 1px 0px 1px rgba(0, 0, 0, 0.3);
		--shadow-mini-inset: 0px 1px 0px 0px rgba(0, 0, 0, 0.5) inset;
		--shadow-popover: 0px 7px 12px 3px hsla(0deg 0% 0% / 30%);
		--shadow-kbd: 0px 2px 0px 0px rgba(255, 255, 255, 0.07);
		--shadow-btn: 0px 1px 0px 1px rgba(0, 0, 0, 0.2);
		--shadow-card: 0px 2px 0px 1px rgba(0, 0, 0, 0.4);
		--shadow-date-field-focus: 0px 0px 0px 3px rgba(244, 244, 245, 0.1);
	}
}
 
@layer base {
	* {
		@apply border-border;
	}
	html {
		-webkit-text-size-adjust: 100%;
		font-variation-settings: normal;
	}
	body {
		@apply bg-background text-foreground;
		font-feature-settings:
			"rlig" 1,
			"calt" 1;
	}
 
	/* Mobile tap highlight */
	/* https://developer.mozilla.org/en-US/docs/Web/CSS/-webkit-tap-highlight-color */
	html {
		-webkit-tap-highlight-color: rgba(128, 128, 128, 0.5);
	}
	::selection {
		background: #fdffa4;
		color: black;
	}
 
	/* === Scrollbars === */
 
	::-webkit-scrollbar {
		@apply w-2;
		@apply h-2;
	}
 
	::-webkit-scrollbar-track {
		@apply !bg-transparent;
	}
	::-webkit-scrollbar-thumb {
		@apply rounded-card-lg !bg-dark-10;
	}
 
	::-webkit-scrollbar-corner {
		background: rgba(0, 0, 0, 0);
	}
 
	/* Firefox */
	/* https://developer.mozilla.org/en-US/docs/Web/CSS/scrollbar-color#browser_compatibility */
 
	html {
		scrollbar-color: var(--bg-muted);
	}
 
	.antialised {
		-webkit-font-smoothing: antialiased;
		-moz-osx-font-smoothing: grayscale;
	}
}
 
@layer utilities {
	.step {
		counter-increment: step;
	}
 
	.step:before {
		@apply absolute inline-flex h-9 w-9 items-center justify-center rounded-full border-4 border-background bg-muted text-center -indent-px font-mono text-base font-medium;
		@apply ml-[-50px] mt-[-4px];
		content: counter(step);
	}
}
 
@layer components {
	*:not(body):not(.focus-override) {
		outline: none !important;
		&:focus-visible {
			@apply focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-foreground focus-visible:ring-offset-2 focus-visible:ring-offset-background;
		}
	}
 
	.link {
		@apply inline-flex items-center gap-1 rounded-sm font-medium underline underline-offset-4 hover:text-foreground/80 focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-foreground focus-visible:ring-offset-2 focus-visible:ring-offset-background;
	}
 
	input::-webkit-outer-spin-button,
	input::-webkit-inner-spin-button {
		-webkit-appearance: none;
		margin: 0;
	}
 
	/* Firefox */
	input[type="number"] {
		-moz-appearance: textfield;
	}
}
Structure
	<script lang="ts">
	import { Switch } from "bits-ui";
</script>
 
<Switch.Root>
	<Switch.Thumb />
	<Switch.Input />
</Switch.Root>
API Reference
The root switch component used to set and manage the state of the switch.
| Property | Type | Description | 
|---|---|---|
| checkedbindable prop | boolean | Whether or not the switch is checked. Default:  false | 
| onCheckedChange | function | A callback function called when the checked state of the switch changes. Default:  undefined | 
| disabled | boolean | Whether or not the switch is disabled. Default:  false | 
| name | string | The name of the hidden input element, used to identify the input in form submissions. Default:  undefined | 
| required | boolean | Whether or not the switch is required to be checked. Default:  false | 
| value | string | The value of the hidden input element to be used in form submissions when the switch is checked. Default:  undefined | 
| refbindable prop | HTMLButtonElement | The underlying DOM element being rendered. You can bind to this to get a reference to the element. Default:  undefined | 
| children | Snippet | The children content to render. Default:  undefined | 
| child | Snippet | Use render delegation to render your own element. See delegation docs for more information. Default:  undefined | 
| Data Attribute | Value | Description | 
|---|---|---|
| data-state | enum | The switch's checked state. | 
| data-checked | '' | Present when the switch is checked. | 
| data-disabled | '' | Present when the switch is disabled. | 
| data-switch-root | '' | Present on the root element. | 
The thumb on the switch used to indicate the switch's state.
| Property | Type | Description | 
|---|---|---|
| refbindable prop | HTMLSpanElement | The underlying DOM element being rendered. You can bind to this to get a reference to the element. Default:  undefined | 
| children | Snippet | The children content to render. Default:  undefined | 
| child | Snippet | Use render delegation to render your own element. See delegation docs for more information. Default:  undefined | 
| Data Attribute | Value | Description | 
|---|---|---|
| data-state | enum | The switch's checked state. | 
| data-checked | '' | Present when the switch is checked. | 
| data-switch-thumb | '' | Present on the thumb element. |