Alternatively, most of the colors are those from the traditional rainbow. Black is 0 (as in ’nothing’), Brown is 1, then Red through Violet, and finally Gray and White are 8 and 9. In Russian language, you can use the following phrase: “Четыре коровы красят ржавый железный забор синтетической формулой, содержащей белок” - чёрный, коричневый, красный, рыжий, жёлтый, зелёный, синий, фиолетовый, серый, белый. By the way, the phrase is translated as “Four cows paint a rusty iron fence with synthetic formula containing protein”.