import { Base, IList$1, Type } from "./type";
import { Color } from "./Color";
import { ObservableColorCollection } from "./ObservableColorCollection";
/**
 * @hidden
 */
export declare class ColorCollectionUtil extends Base {
    static $t: Type;
    static b(a: ObservableColorCollection, b: number): Color;
    private static c;
    static a(a: IList$1<Color>): ObservableColorCollection;
}