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FormLabel API

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



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

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


Props of the native component are also available.


The content of the component.


Override or extend the styles applied to the component.

See CSS classes API below for more details.

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

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


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


If true, the label should be displayed in a disabled state.


If true, the label is displayed in an error state.


If true, the label should use filled classes key.


If true, the input of this label is focused (used by FormGroup components).


If true, the label will indicate that the input is required.

| 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.

The ref is forwarded to the root element.

Theme default props

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

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
.Mui-disabledState class applied to the root element if disabled={true}.
.Mui-errorState class applied to the root element if error={true}.
.Mui-focusedState class applied to the root element if focused={true}.
.Mui-requiredState class applied to the root element if required={true}.
.MuiFormLabel-asteriskasteriskStyles applied to the asterisk element.
.MuiFormLabel-colorSecondarycolorSecondaryStyles applied to the root element if the color is secondary.
.MuiFormLabel-filledfilledState class applied to the root element if filled={true}.
.MuiFormLabel-rootrootStyles applied to the root element.

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