Dark colors! Light colors! Non toxic. With Crayola Heads 'n Tails Crayons, kids can double their creativity with double the colors! Each crayon has two shades of each color, giving kids more choices for more colorful creations! Red: Sizzling/Salsa. Orange: Tart/Soda. Yellow: Bright/Sunshine. Green: Slimy/Lizard. Purple: Plump/Plum. Blue: Denim/Jeans. Brown: Sweet/Sugar. Black: Eerie/Shadows. ACMI - Arts & Creative Materials Institute Certified. All Crayola art materials are nontoxic. Conforms to ASTM D4236. CE Listed. Made in China.