Ultramarine is a rich deep transparent blue. It was created by French chemist Guimet in 1828 as a synthetic but chemically identical alternative to the expensive pigment derived from Lapis Lazuli.
Colour Number
660
Permanence
A
Permanence Description
Permanent
Lightfastness Code
I
Lightfastness Description
Excellent
Opacity Description
Opaque
Series
1
Pigment Codes
PB29