Citadel Contrast Paint: Iyanden Yellow (4)Contrast is a revolutionary paint that makes beautiful painting simple and fast. Each Contrast paint, when applied over a light undercoat of Grey Seer or Wraithbone, gives you a vivid base and realistic shading all in a single application. All of our paints are non toxic, water based acrylic that are designed for use on plastic, metal, and resin Citadel miniatures. One pot contains 18ml of contrast paint.