declare const prepareColor: (color: string | undefined) => {
    color: string | undefined;
    id: string;
};
declare const prepareColors: (colors: string[] | undefined) => {
    color: string | undefined;
    id: string;
}[];
declare const validateCustomColorInput: (val: string) => string;
declare const isValidHex: (hex: string) => boolean;
declare const getBrightnessColor: (hexColor: string | undefined) => number | undefined;
declare const checkContrast: (brightness: number | undefined, isInverse: boolean) => boolean;
export { prepareColor, prepareColors, validateCustomColorInput, isValidHex, checkContrast, getBrightnessColor, };