Narrow Hue

Transparent colour originally made from ground cobalt glass and used in 16th and 17th century European paintings in place of Ultramarine. Historically Smalt loses color over time, but this modern formula offers a classic deep blue that is permanent. Pigment Classification: MixtureColorIndex Name: PB29 / PV23 / PBk7ColorIndex Number: 77007 / 51319 / 77266ChemicalDescription: Polysulfide of Sodium-Alumino-Silicate / Carbazole Dioxazine / Nearly Pure Amorphous CarbonOpacity/Transparency: TransparentLightfastnessRating: 2Permanency: Very GoodMunsellNotation Listing: Hue 5.0 P Value 2. Chroma 2GlossAverage: 21.39ViscosityRange: 20000-27000 CPSCIEL*a*b* Values: L*25.69 a*3.69 b*-14.17TintStrength: 88.69