export interface RGB {
    r: number;
    g: number;
    b: number;
}
export interface HSL {
    h: number;
    s: number;
    l: number;
}
export type RGBArray = [number, number, number];
export type ColorValue = number | string | Color;
/** RGB color with channel values in [0, 1]. */
export declare class Color {
    #private;
    static HUE_SCALE: number;
    static SATURATION_SCALE: number;
    static LIGHTNESS_SCALE: number;
    static RGB_SCALE: number;
    static toRGB(color: ColorValue): RGB;
    /**
     * Creates a Color from a packed 16-bit HSL integer produced by
     * {@link MathUtils.packHsl16}.
     */
    static fromHsl16(value: number): Color;
    r: number;
    g: number;
    b: number;
    /**
     * Accepts a single ColorValue or three separate r, g, b components.
     * With no arguments the color is initialised to black.
     */
    constructor();
    constructor(value: ColorValue);
    constructor(r: number, g: number, b: number);
    get hex(): number;
    get hexString(): string;
    get hsl(): HSL;
    /** Returns the color as a packed 16-bit HSL integer. */
    get hsl16(): number;
    get hslString(): string;
    clone(): Color;
    copy(source: Color): this;
    /** Writes h, s, l into target and returns it. */
    getHSL(target?: HSL): HSL;
    lerpColors(c1: Color, c2: Color, t: number): this;
    parse(value: ColorValue): this;
    /** Accepts a single ColorValue or three separate r, g, b components. */
    set(value: ColorValue): this;
    set(r: number, g: number, b: number): this;
    /** @param value 24-bit integer (0x000000-0xFFFFFF) */
    setHex(value: number): this;
    /**
     * @param h Hue in [0, 1]
     * @param s Saturation in [0, 1]
     * @param l Lightness in [0, 1]
     */
    setHSL(h: number, s: number, l: number): this;
    /** Components must be in [0, 1] range (not 0-255). */
    setRGB(r: number, g: number, b: number): this;
    /** @param value CSS color string: `#rgb`, `#rrggbb`, `rgb(...)`, `hsl(...)` */
    setStyle(value: string): this;
}
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