import * as React from 'react'; import TextField from '@material-ui/core/TextField'; import { lime } from '@material-ui/core/colors'; import { createMuiTheme, ThemeProvider } from '@material-ui/core/styles'; import { DateTimePicker } from '@material-ui/pickers'; const defaultMaterialTheme = createMuiTheme({ palette: { primary: lime, }, }); export default function CssThemeExample() { const [value, setValue] = React.useState(new Date()); return ( } label="Lime DateTimePicker" value={value} onChange={(newValue) => setValue(newValue)} /> ); }