export declare class Color {
    private _value;
    private _alfa;
    get hex(): string;
    get value(): number;
    get alfa(): number;
    get alfa2Hex(): string;
    constructor(value?: number | Color, alfa?: number);
    static fromHex(value: string): Color;
    get r(): number;
    get g(): number;
    get b(): number;
    set alfa(value: number);
    withAlfa({ hex, percentage, }: {
        hex?: number;
        percentage?: number;
    }): Color;
    valueOf(): string;
    toString(): string;
}