Product Description Iris is a vibrant medium purple useful in a variety of applications from still life work and florals to landscapes, abstracts, and illustrations. Artists Notes: Iris is an excellent mixing colour and can create beautiful lavender hues when mixed with Titanium White. Opacity: Opaque Paint Makers Notes: Iris is a combination of Dioxazine Purple (PV 23) and Titanium White (PW 6) Pigment Number: PV 23 + PW 6 Pigment Type: Synthetic Organic + Synthetic Inorganic Pigment Composition: Carbazole dioxazine + Titanium dioxide Lightfastness: Not Rated Toxicity: Non-Toxic