Paynes Gray (A156)

ACMI Tox Rating: AP
CI Name: PB15:4, PB29, PBk6
Chemical Description: Copper Phthalocyanine, Complex Silicate of Sodium and Aluminum with Sulfur, Nearly Pure Amorphous Carbon
Lightfast Rating: II
STA/SED: -

Description: Consistent color for an economic price. Color originating from 18th century watercolorist William Payne, it is a cool blue-black that can be used as a substitute for black. Easier to control when used toning down colors or creating shadows. Excellent for underpainting. A combination of Ultramarine Blue and Black.

reference: www.grumbacherart.com