export declare class ColorUtility {
    /**
     * Converts a color string to an integer.
     * Accepts:
     * - Hex strings: #RRGGBB or #RRGGBBAA
     * - RGB(A) strings: rgb(r, g, b) or rgba(r, g, b, a)
     *
     * @param color The color string to convert.
     * @returns The integer representation of the color.
     */
    static fromColorString(color: string): number;
    /**
     * Converts an integer to a hex color string.
     * @param argb The integer to convert.
     * @returns The hex color string representation of the color in the format `#RRGGBB` if fully opaque, or `#RRGGBBAA` if alpha is less than 255.
     */
    static intToHexColorString(argb: number): string;
    /**
     * Converts a hex color string to an integer.
     * Accepts: #RRGGBB or #RRGGBBAA
     * @param hex The hex color string to convert.
     * @returns The integer representation of the color.
     */
    static hexColorToInt(hex: string): number;
    /**
     * Converts an RGBA string to an integer.
     * @param rgba The RGBA string to convert.
     * @returns The integer representation of the color.
     */
    static rgbaStringToInt(rgba: string): number;
}