Range :Old Holland Classic Watercolours
Colourname :Old Holland blue deep
Colournumber :217
Serie :B
Pigment classification :Synthetic ultramarine-Dioxazine-carbon
Colour index :PB29-PV23-PBK7
Colour index number :77007-51319-77266
Lightfastness : Lightfast pigment according to ASTM
category 1 and 2
Opacity/transparency :A.S.