/// <summary>
        ///
        /// </summary>
        /// <param name="color"></param>
        /// <returns></returns>
        public static Vector3d LABtoLCH(Vector3d color)
        {
            double l = color.X;
            double a = color.Y;
            double b = color.Z;

            double c = Math.Sqrt(a * a + b * b);
            double h = Math.Atan2(b, a);

            h = (h > 0.0) ? SlurMath.ToDegrees(h) : SlurMath.ToDegrees(360.0 - Math.Abs(h));

            return(new Vector3d(l, c, h));
        }