export declare type ColorPickerMode = 'rgb' | 'hsl' | 'hsv' | 'hex';
export declare type ActionType = 'confirm';
export declare function deriveDefaultValue(modes: ColorPickerMode[], showAlpha: boolean): string;
export declare function getModeFromValue(color: string | null): ColorPickerMode | null;
export declare function floor(color: number[]): number[];
export declare function normalizeHue(hue: number): number;
export declare function normalizeAlpha(alpha: number): number;