public SRGBColour(ColourVector v, ByteColourComponent a)
{
_r = v.X;
_g = v.Y;
_b = v.Z;
_a = a;
}
public HSVColour(ColourVector v, UnitColourComponent a)
{
_h = v.X;
_s = v.Y;
_v = v.Z;
_a = a;
}
