> ... the First New Blue Pigment in Two Centuries What about Phthalocyanine Blue, a very widely used highly regarded synthetic blue first industrially produced

> ... the First New Blue Pigment in Two Centuries What about Phthalocyanine Blue, a very widely used highly regarded synthetic blue first industrially produced in 1935? This is what Wikipedia says about Phthalocyanine Blue: "It is highly valued for its superior properties such as light fastness, tinting strength, covering power and resistance to the effects of alkalis and acids." Two shades of it are available in the Golden artist paints.