import Color from './color';
export declare function rgba(r: number | Color, g: number, b: number, a?: number): Color;
export declare function rgb(r: number, g: number, b: number): Color;
export declare function mix(color1: Color, color2: Color, weight: number): string;
export declare function fade(color: string, alpha: number): string;
export declare function tint(color: string, amount: number): string;
export declare function shade(color: string, amount: number): string;
