export declare const FormHelperTextRoot: import("@emotion/styled").StyledComponent<import("@mui/system").MUIStyledCommonProps<import("../styles").CssVarsTheme> & import("../types/slot").SlotCommonProps & {
    children?: React.ReactNode;
    disabled?: boolean;
    error?: boolean;
    size?: "small" | "medium" | "large";
} & import("./FormHelperText.types").FormHelperTextSlotsAndSlotProps & Omit<Omit<React.DetailedHTMLProps<React.HTMLAttributes<HTMLDivElement>, HTMLDivElement>, "ref"> & {
    ref?: React.Ref<HTMLDivElement>;
}, "size" | "error" | "disabled" | "children" | keyof import("../types/slot").SlotCommonProps | keyof import("./FormHelperText.types").FormHelperTextSlotsAndSlotProps>, React.DetailedHTMLProps<React.HTMLAttributes<HTMLDivElement>, HTMLDivElement>, {}>;