Anthraquinone Blue

The colour of night sky or shadows, very dark, reddish, semi-opaque blue with strong tinting, also known as Indanthrone. A versatile alternative to Ultramarine yet not as overpowering as Phthalo.

Pigment Classification: Synthetic Organic
Color Index Name: PB60
Color Index Number: 69800
Chemical Description: Indanthrone
Opacity/Transparency: Semi-Transparent
Lightfastness Rating: 1
Permanence: Excellent
Munsell Notation Listing: Hue 4.4 Value 2. Chroma 1.3
Gloss Average: 80.3
Viscosity Range: 4000-15000 CPS
CIE L*a*b* Values: L*24.57 a*4.89 b*-6.06
Tint Strength: 75.07