Pigment Blue 15:0 is the alpha crystal form of Copper Phthalocyanine blue, a high-performance organic pigment. It produces a strong, clean blue with a distinct reddish undertone. It is a versatile and widely used pigment, valued for its high tinctorial strength, good lightfastness, and excellent resistance to chemicals. It is a staple colorant in the paint and printing ink industries for achieving vibrant and durable red-shade blue colors.