/**
 * Force first letter lowercase on a word
 * @param string string
 * @returns
 */
export declare function forceFirstLetterLowercase(str: string): string;
/**
 * Get css properties values
 * @param value object to be parsed
 * @returns css property value
 */
export declare function getLeafPropertyValue(value: object | {
    [property: string]: object;
} | string | number): object | string | number;
type NormalizedKeyEntry = {
    [tokenId: string]: string | number;
} | string | number;
export declare const normalizeObjectKeys: (obj: NormalizedKeyEntry) => NormalizedKeyEntry;
/** Remove CSS properties from colors */
export declare function normalizeColors<T>(colors: object): T;
export {};