(PECL gmagick >= Unknown)
GmagickPixel::getcolor — Returns the color
Returns the color described by the GmagickPixel object, as a string or an array. If the color has an opacity channel set, this is provided as a fourth value in the list.
as_array
       true to indicate return of array instead of string.
      
normalize_array
       true to normalize the color values.
      
   A string or an array of channel values, each normalized if true is given as normalize_array. Throws GmagickPixelException on error.