The darkest of our Neutral Grays, precisely matched to Munsell Gray for artists exploring values. (Series 1)

Pigment Classification: Mixture
Color Index Name: PBk9 / PBr7 / PW6
Color Index Number: 77891 / 77267 / 77491
Chemical Description: Amorphous Carbon produced by charring animal bones / Calcined Natural Iron Oxide / Titanium Dioxide Rutile
Opacity/Transparency: Semi-Opaque
Lightfastness Rating: 2
Permanency: Very Good