Method Colors.rgb_to_cmyk()

Method rgb_to_cmyk: array(int(0..100)) rgb_to_cmyk(array(int(0..255)) rgb)
array(int(0..100)) rgb_to_cmyk(int(0..255) r, int(0..255) g, int(0..255) b)
Description: This function returns the CMYK value of the color described by the provided RGB value. It is essentially calling Image.Color.rgb(r,g,b)->cmyk().
See also: Colors.cmyk_to_rgb() Image.Color.Color.cmyk()