Switch API

API reference docs for the React Switch component. Learn about the props, CSS, and other APIs of this exported module.

Component demos

For examples and details on the usage of this React component, visit the component demo pages:

Switch

Import

import Switch from '@mui/joy/Switch';
// or
import { Switch } from '@mui/joy';

Learn about the difference by reading this guide on minimizing bundle size.

Props

Props of the native component are also available.

Name	Type	Default	Description
checked	bool	-	If `true`, the component is checked.
color	'danger' \| 'primary' \| 'success' \| 'warning' \| string	'neutral'	The color of the component. It supports those theme colors that make sense for this component. To learn how to add your own colors, check out Themed components—Extend colors.
component	elementType	-	The component used for the root node. Either a string to use a HTML element or a component.
defaultChecked	bool	-	The default checked state. Use when the component is not controlled.
disabled	bool	-	If `true`, the component is disabled.
endDecorator	node \| func	-	The element that appears at the end of the switch.
onChange	func	-	Callback fired when the state is changed. Signature:`function(event: React.ChangeEvent) => void` `event` The event source of the callback. You can pull out the new value by accessing `event.target.value` (string). You can pull out the new checked state by accessing `event.target.checked` (boolean).
readOnly	bool	-	If `true`, the component is read only.
required	bool	-	If `true`, the `input` element is required.
size	'sm' \| 'md' \| 'lg' \| string	'md'	The size of the component. To learn how to add custom sizes to the component, check out Themed components—Extend sizes.
slotProps	{ action?: func \| object, endDecorator?: func \| object, input?: func \| object, root?: func \| object, startDecorator?: func \| object, thumb?: func \| object, track?: func \| object }	{}	The props used for each slot inside.
slots	{ action?: elementType, endDecorator?: elementType, input?: elementType, root?: elementType, startDecorator?: elementType, thumb?: elementType, track?: elementType }	{}	The components used for each slot inside. See Slots API below for more details.
startDecorator	node \| func	-	The element that appears at the end of the switch.
sx	Array<func \| object \| bool> \| func \| object	-	The system prop that allows defining system overrides as well as additional CSS styles. See the `sx` page for more details.
variant	'outlined' \| 'plain' \| 'soft' \| 'solid' \| string	'solid'	The global variant to use. To learn how to add your own variants, check out Themed components—Extend variants.

The ref is forwarded to the root element.

Theme default props

You can use JoySwitch to change the default props of this component with the theme.

Slots

To learn how to customize the slot, check out the Overriding component structure guide.

Slot name	Class name	Default component	Description
root	.MuiSwitch-root	`'div'`	The component that renders the root.
thumb	.MuiSwitch-thumb	`'span'`	The component that renders the thumb.
action	.MuiSwitch-action	`'div'`	The component that renders the action.
input	.MuiSwitch-input	`'input'`	The component that renders the input.
track	.MuiSwitch-track	`'span'`	The component that renders the track.
startDecorator	.MuiSwitch-startDecorator	`'span'`	The component that renders the start decorator.
endDecorator	.MuiSwitch-endDecorator	`'span'`	The component that renders the end decorator.

CSS classes

These class names are useful for styling with CSS. They are applied to the component's slots when specific states are triggered.

Class name	Rule name	Description
.Mui-checked		State class applied to the root `checked` class.
.Mui-disabled		State class applied to the root disabled class.
.Mui-focusVisible		State class applied to the root element if the switch has visible focus
.Mui-readOnly		Class name applied to the root element if the switch is read-only
.MuiSwitch-colorContext	colorContext	Class name applied to the root element when color inversion is triggered.
.MuiSwitch-colorDanger	colorDanger	Class name applied to the root element if `color="danger"`.
.MuiSwitch-colorPrimary	colorPrimary	Class name applied to the root element if `color="primary"`.
.MuiSwitch-colorSuccess	colorSuccess	Class name applied to the root element if `color="success"`.
.MuiSwitch-colorWarning	colorWarning	Class name applied to the root element if `color="warning"`.
.MuiSwitch-sizeLg	sizeLg	Class name applied to the root element if `size="lg"`.
.MuiSwitch-sizeMd	sizeMd	Class name applied to the root element if `size="md"`.
.MuiSwitch-sizeSm	sizeSm	Class name applied to the root element if `size="sm"`.
.MuiSwitch-variantOutlined	variantOutlined	Class name applied to the root element if `variant="outlined"`.
.MuiSwitch-variantSoft	variantSoft	Class name applied to the root element if `variant="soft"`.
.MuiSwitch-variantSolid	variantSolid	Class name applied to the root element if `variant="solid"`.

You can override the style of the component using one of these customization options:

With a global class name.
With a rule name as part of the component's styleOverrides property in a custom theme.