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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';
You can 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.

Component name

The name MuiCircularProgress can be used when providing default props or style overrides in the theme.

Props

Props of the native component are also available.

NameTypeDefaultDescription
classesobject
Override or extend the styles applied to the component. See CSS API below for more details.
color'inherit'
| 'primary'
| 'secondary'
| 'error'
| 'info'
| 'success'
| 'warning'
| string
'primary'
The color of the component. It supports both default and custom theme colors, which can be added as shown in the palette customization guide.
disableShrinkboolfalse
If true, the shrink animation is disabled. This only works if variant is indeterminate.
sizenumber
| string
40
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'.
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.
thicknessnumber3.6
The thickness of the circle.
valuenumber0
The value of the progress indicator for the determinate variant. Value between 0 and 100.
variant'determinate'
| 'indeterminate'
'indeterminate'
The variant to use. Use indeterminate when there is no progress value.

The ref is forwarded to the root element.

CSS

Rule nameGlobal classDescription
root.MuiCircularProgress-rootStyles applied to the root element.
determinate.MuiCircularProgress-determinateStyles applied to the root element if variant="determinate".
indeterminate.MuiCircularProgress-indeterminateStyles applied to the root element if variant="indeterminate".
colorPrimary.MuiCircularProgress-colorPrimaryStyles applied to the root element if color="primary".
colorSecondary.MuiCircularProgress-colorSecondaryStyles applied to the root element if color="secondary".
svg.MuiCircularProgress-svgStyles applied to the svg element.
circle.MuiCircularProgress-circleStyles applied to the `circle` svg path.
circleDeterminate.MuiCircularProgress-circleDeterminateStyles applied to the `circle` svg path if variant="determinate".
circleIndeterminate.MuiCircularProgress-circleIndeterminateStyles applied to the `circle` svg path if variant="indeterminate".
circleDisableShrink.MuiCircularProgress-circleDisableShrinkStyles applied to the `circle` svg path if disableShrink={true}.

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