code: def rgb(self):
          
          coords = tuple(self.dimension_values(d, expanded=False)
                         for d in self.kdims)
          data = [self.dimension_values(d, flat=False)
                  for d in self.vdims]
  
          hsv = self.hsv_to_rgb(*data[:3])
          if len(self.vdims) == 4:
              hsv += (data[3],)
  
          params = util.get_param_values(self)
          del params['vdims']
          return RGB(coords+hsv, bounds=self.bounds,
                     xdensity=self.xdensity, ydensity=self.ydensity,
                     **params)
docs: Conversion from HSV to RGB.