Slider API

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

Demos

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

Slider

Import

import Slider from '@mui/material/Slider';
// or
import { Slider } from '@mui/material';

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

Props

Props of the native component are also available.

aria-label

The label of the slider.

Type:

string

aria-labelledby

The id of the element containing a label for the slider.

Type:

string

aria-valuetext

A string value that provides a user-friendly name for the current value of the slider.

Type:

string

classes

Override or extend the styles applied to the component.

See CSS API below for more details.

Type:

object

color

The color of the component. It supports both default and custom theme colors, which can be added as shown in the palette customization guide.

Type:

'primary' | 'secondary' | string

Default:

'primary'

components

The components used for each slot inside.
This prop is an alias for the slots prop. It's recommended to use the slots prop instead.

Type:

{ Input?: elementType, Mark?: elementType, MarkLabel?: elementType, Rail?: elementType, Root?: elementType, Thumb?: elementType, Track?: elementType, ValueLabel?: elementType }

Default:

{}

componentsProps

The extra props for the slot components. You can override the existing props or add new ones.
This prop is an alias for the slotProps prop. It's recommended to use the slotProps prop instead, as componentsProps will be deprecated in the future.

Type:

{ input?: func | object, mark?: func | object, markLabel?: func | object, rail?: func | object, root?: func | object, thumb?: func | object, track?: func | object, valueLabel?: func | { children?: element, className?: string, open?: bool, style?: object, value?: number, valueLabelDisplay?: 'auto' | 'off' | 'on' } }

Default:

{}

defaultValue

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

Type:

Array<number> | number

disabled

If true, the component is disabled.

Type:

bool

Default:

false

disableSwap

If true, the active thumb doesn't swap when moving pointer over a thumb while dragging another thumb.

Type:

bool

Default:

false

getAriaLabel

Accepts a function which returns a string value that provides a user-friendly name for the thumb labels of the slider. This is important for screen reader users.

Type:

func

Signature:

function(index: number) => string

index The thumb label's index to format.

getAriaValueText

Accepts a function which returns a string value that provides a user-friendly name for the current value of the slider. This is important for screen reader users.

Type:

func

Signature:

function(value: number, index: number) => string

value The thumb label's value to format.
index The thumb label's index to format.

marks

Marks indicate predetermined values to which the user can move the slider. If true the marks are spaced according the value of the step prop. If an array, it should contain objects with value and an optional label keys.

Type:

Array<{ label?: node, value: number }> | bool

Default:

false

max

The maximum allowed value of the slider. Should not be equal to min.

Type:

number

Default:

100

min

The minimum allowed value of the slider. Should not be equal to max.

Type:

number

Default:

0

name

Name attribute of the hidden input element.

Type:

string

onChange

Callback function that is fired when the slider's value changed.

Type:

func

Signature:

function(event: Event, value: number | Array, activeThumb: number) => void

event The event source of the callback. You can pull out the new value by accessing event.target.value (any). Warning: This is a generic event not a change event.
value The new value.
activeThumb Index of the currently moved thumb.

onChangeCommitted

Callback function that is fired when the mouseup is triggered.

Type:

func

Signature:

function(event: React.SyntheticEvent | Event, value: number | Array) => void

event The event source of the callback. Warning: This is a generic event not a change event.
value The new value.

orientation

The component orientation.

Type:

'horizontal' | 'vertical'

Default:

'horizontal'

scale

A transformation function, to change the scale of the slider.

Type:

func

Default:

function Identity(x) {
  return x;
}

Signature:

function(x: any) => any

size

The size of the slider.

Type:

'small' | 'medium' | string

Default:

'medium'

slotProps

The props used for each slot inside the Slider.

Type:

{ input?: func | object, mark?: func | object, markLabel?: func | object, rail?: func | object, root?: func | object, thumb?: func | object, track?: func | object, valueLabel?: func | { children?: element, className?: string, open?: bool, style?: object, value?: number, valueLabelDisplay?: 'auto' | 'off' | 'on' } }

Default:

{}

slots

The components used for each slot inside the Slider. Either a string to use a HTML element or a component.

Type:

{ input?: elementType, mark?: elementType, markLabel?: elementType, rail?: elementType, root?: elementType, thumb?: elementType, track?: elementType, valueLabel?: elementType }

Default:

{}

step

The granularity with which the slider can step through values. (A "discrete" slider.) The min prop serves as the origin for the valid values. We recommend (max - min) to be evenly divisible by the step.
When step is null, the thumb can only be slid onto marks provided with the marks prop.

Type:

number

Default:

1

The system prop that allows defining system overrides as well as additional CSS styles.

See the `sx` page for more details.

Type:

Array<func | object | bool> | func | object

tabIndex

Tab index attribute of the hidden input element.

Type:

number

track

The track presentation:
- normal the track will render a bar representing the slider value. - inverted the track will render a bar representing the remaining slider value. - false the track will render without a bar.

Type:

'inverted' | 'normal' | false

Default:

'normal'

value

The value of the slider. For ranged sliders, provide an array with two values.

Type:

Array<number> | number

valueLabelDisplay

Controls when the value label is displayed:
- auto the value label will display when the thumb is hovered or focused. - on will display persistently. - off will never display.

Type:

'auto' | 'off' | 'on'

Default:

'off'

valueLabelFormat

The format function the value label's value.
When a function is provided, it should have the following signature:
- {number} value The value label's value to format - {number} index The value label's index to format

Type:

func | string

Default:

function Identity(x) {
  return x;
}

The ref is forwarded to the root element.

Theme default props

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

CSS

The following class names are useful for styling with CSS (the state classes are marked).
To learn more, visit the component customization page.

.MuiSlider-rootroot

Styles applied to the root element.

.MuiSlider-colorPrimarycolorPrimary

Styles applied to the root element if color="primary".

.MuiSlider-colorSecondarycolorSecondary

Styles applied to the root element if color="secondary".

.MuiSlider-markedmarked

Styles applied to the root element if marks is provided with at least one label.

.MuiSlider-verticalvertical

Styles applied to the root element if orientation="vertical".

.Mui-disableddisabledSTATE

State class applied to the root and thumb element if disabled={true}.

.MuiSlider-draggingdragging

State class applied to the root if a thumb is being dragged.

.MuiSlider-railrail

Styles applied to the rail element.

.MuiSlider-tracktrack

Styles applied to the track element.

.MuiSlider-trackFalsetrackFalse

Styles applied to the root element if track={false}.

.MuiSlider-trackInvertedtrackInverted

Styles applied to the root element if track="inverted".

.MuiSlider-thumbthumb

Styles applied to the thumb element.

.Mui-activeactiveSTATE

State class applied to the thumb element if it's active.

.Mui-focusVisiblefocusVisibleSTATE

State class applied to the thumb element if keyboard focused.

.MuiSlider-markmark

Styles applied to the mark element.

.MuiSlider-markActivemarkActive

Styles applied to the mark element if active (depending on the value).

.MuiSlider-markLabelmarkLabel

Styles applied to the mark label element.

.MuiSlider-markLabelActivemarkLabelActive

Styles applied to the mark label element if active (depending on the value).

.MuiSlider-sizeSmallsizeSmall

Styles applied to the root element if size="small".

.MuiSlider-thumbColorPrimarythumbColorPrimary

Styles applied to the thumb element if color="primary".

.MuiSlider-thumbColorSecondarythumbColorSecondary

Styles applied to the thumb element if color="secondary".

.MuiSlider-thumbSizeSmallthumbSizeSmall

Styles applied to the thumb element if size="small".

.MuiSlider-valueLabelvalueLabel

Styles applied to the thumb label element.

.MuiSlider-valueLabelOpenvalueLabelOpen

Styles applied to the thumb label element if it's open.

.MuiSlider-valueLabelCirclevalueLabelCircle

Styles applied to the thumb label's circle element.

.MuiSlider-valueLabelLabelvalueLabelLabel

Styles applied to the thumb label's label element.

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.

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