name2rgb - returns the RGB values of a named color
name2rgb returns the RGB values of a color given by its name. The result is a vector [r,g,b] where r , g and b are integers between 0 and 255 corresponding to colors components red, green and blue. As usual 0 means no intensity and 255 means all the intensity of the color.
If no color is found [] is returned.
The list of all known colors is given by color_list .
rgb=name2rgb("gold")
rgb2name(rgb)
color , color_list , rgb2name ,