code: def websafe_dither(self):
      
      return (
        Color(rgb_to_websafe(*self.__rgb), 'rgb', self.__a, self.__wref),
        Color(rgb_to_websafe(alt=True, *self.__rgb), 'rgb', self.__a, self.__wref))
docs: Return the two websafe colors nearest to this one.
  
      Returns:
        A tuple of two grapefruit.Color instances which are the two
        web safe colors closest this one.
  
      >>> c = Color.from_rgb(1.0, 0.45, 0.0)
      >>> c1, c2 = c.websafe_dither()
      >>> c1
      Color(1.0, 0.4, 0.0, 1.0)
      >>> c2
      Color(1.0, 0.6, 0.0, 1.0)