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CircularProgress API

API reference docs for the React CircularProgress 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:

Import

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

ARIA

If the progress bar is describing the loading progress of a particular region of a page, you should use aria-describedby to point to the progress bar, and set the aria-busy attribute to true on that region until it has finished loading.

Props

Props of the native component are also available.

classes

Override or extend the styles applied to the component.

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:

'inherit' | 'primary' | 'secondary' | 'error' | 'info' | 'success' | 'warning' | string

Default:

'primary'
disableShrink

If true, the shrink animation is disabled. This only works if variant is indeterminate.

Type:

bool

Default:

false
size

The size of the component. If using a number, the pixel unit is assumed. If using a string, you need to provide the CSS unit, e.g '3rem'.

Type:

number | string

Default:

40
sx

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

Type:

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

The thickness of the circle.

Type:

number

Default:

3.6
value

The value of the progress indicator for the determinate variant. Value between 0 and 100.

Type:

number

Default:

0
variant

The variant to use. Use indeterminate when there is no progress value.

Type:

'determinate' | 'indeterminate'

Default:

'indeterminate'
The ref is forwarded to the root element.

Theme default props

You can use MuiCircularProgress 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.

.MuiCircularProgress-rootroot

Styles applied to the root element.

.MuiCircularProgress-determinatedeterminate

Styles applied to the root element if variant="determinate".

.MuiCircularProgress-indeterminateindeterminate

Styles applied to the root element if variant="indeterminate".

.MuiCircularProgress-colorPrimarycolorPrimary

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

.MuiCircularProgress-colorSecondarycolorSecondary

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

.MuiCircularProgress-svgsvg

Styles applied to the svg element.

.MuiCircularProgress-circlecircle

Styles applied to the circle svg path.

.MuiCircularProgress-circleDeterminatecircleDeterminate

Styles applied to the circle svg path if variant="determinate".

.MuiCircularProgress-circleIndeterminatecircleIndeterminate

Styles applied to the circle svg path if variant="indeterminate".

.MuiCircularProgress-circleDisableShrinkcircleDisableShrink

Styles applied to the circle svg path if disableShrink={true}.

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