These computer generated colors are only close approximations of how the colors will appear in real life. You also need to take into consideration that different powder coatings will have variable levels of gloss and in the case of hammertone colors, will have a dimpled texture and multiple tones.
We use Cardinal Paints for our powder coats, for more information regarding each color please refer to the 4 digit code and it's corresponding color & the last 4 digit code on Cardinal's Website