import * as i0 from "@angular/core";
export declare class ColorsService {
    getColorPalette(styleVersion: number): string[];
    getPieColorsPalette(styleVersion: number): string[];
    toRgba: (color: string, alpha?: number) => string;
    static ɵfac: i0.ɵɵFactoryDeclaration<ColorsService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<ColorsService>;
}