C.i.hue Name -- Solvent Blue 35, C.i.number -- 61554, Hue --bright Greenish Blue, Physical Appereance-- Dark Blueish-black Powder, Uses - Alcoholic, Ester, and Hydrocarbon Solvents, Oils, Fats and Waxes. Also in Petrolium, Ink & Transparent Lacquers.