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RadioGroup API

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

Component demos

Import

import RadioGroup from '@mui/joy/RadioGroup';
// or
import { RadioGroup } from '@mui/joy';
Learn about the difference by reading this guide on minimizing bundle size.

Props

NameTypeDefaultDescription
classNamestring-

Class name applied to the root element.

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.

componentelementType-

The component used for the root node. Either a string to use a HTML element or a component.

defaultValueany-

The default value. Use when the component is not controlled.

disableIconboolfalse

The radio's disabledIcon prop. If specified, the value is passed down to every radios under this element.

namestring-

The name used to reference the value of the control. If you don't provide this prop, it falls back to a randomly generated name.

onChangefunc-

Callback fired when a radio button is selected.

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).
orientation'horizontal'
| 'vertical'
'vertical'

The component orientation.

overlayboolfalse

The radio's overlay prop. If specified, the value is passed down to every radios under this element.

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{ root?: func
| object }
{}

The props used for each slot inside.

slots{ root?: elementType }{}

The components used for each slot inside.

See Slots API below for more details.

sxArray<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.

valueany-

Value of the selected radio button. The DOM API casts this to a string.

variant'outlined'
| 'plain'
| 'soft'
| 'solid'
| string
'plain'

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 JoyRadioGroup 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 nameClass nameDefault componentDescription
root.MuiRadioGroup-root'div'The component that renders the root.

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 nameRule nameDescription
.MuiRadioGroup-colorDangercolorDangerClass name applied to the root element if color="danger".
.MuiRadioGroup-colorNeutralcolorNeutralClass name applied to the root element if color="neutral".
.MuiRadioGroup-colorPrimarycolorPrimaryClass name applied to the root element if color="primary".
.MuiRadioGroup-colorSuccesscolorSuccessClass name applied to the root element if color="success".
.MuiRadioGroup-colorWarningcolorWarningClass name applied to the root element if color="warning".
.MuiRadioGroup-horizontalhorizontalClass name applied to the root element if orientation="horizontal".
.MuiRadioGroup-sizeLgsizeLgClass name applied to the root element if size="lg".
.MuiRadioGroup-sizeMdsizeMdClass name applied to the root element if size="md".
.MuiRadioGroup-sizeSmsizeSmClass name applied to the root element if size="sm".
.MuiRadioGroup-variantOutlinedvariantOutlinedClass name applied to the root element if variant="outlined".
.MuiRadioGroup-variantPlainvariantPlainClass name applied to the root element if variant="plain".
.MuiRadioGroup-variantSoftvariantSoftClass name applied to the root element if variant="soft".
.MuiRadioGroup-variantSolidvariantSolidClass name applied to the root element if variant="solid".
.MuiRadioGroup-verticalverticalClass name applied to the root element if orientation="vertical".

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