Winsor Violet (Dioxazine) is a vivid mid-shade purple pigment. When undiluted, it can be used as a deep black. It is a transparent coal tar pigment and was introduced into the Winsor & Newton range in the 1960s.
Winsor Yellow is a clean bright yellow pigment. It is part of the Yellow Hansa group of modern pigments first developed by the German Hoechst company in the early 1900s.
Winsor Green (Yellow Shade) is a brilliant transparent green pigment with a yellow undertone. It is made from the modern pigment Phthalocyanine which was introduced in 1930s.
