Jo Sonja's Artist Acrylic Iridescent Colour Set, Six 20 ml Tubes (Red, Blue, Green, Gold, Turquoise, and Violet) Perfect for highlighting duller acrylic paintings! Iridescent colors change depending on the basecolor underneath. A great faux finish over-glaze. Colors include: Blue, Gold, Green, Red, Turquoise and Violet iridescents.