/// <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));
}