Createx Illustration Colors Secondary Set 1oz.Createx Illustration Colors Secondary Set 1oz. The Createx Illustration Colors Secondary Set 1oz is a must have for any artist or illustrator looking to add depth and vibrancy to their creations. These heavily pigmented transparent colors are specially formulated to dry to a matte finish, creating a unique visual effect that will make your artwork stand out. With the ability to be easily reduced and over reduced in any ratio using the 4012 and 4020