Cobalt Blue Deep, Winsor & Newton Professional Water Colour

Cobalt Deep Blue is the darker red shade of its sister pigment Cobalt Blue.  It was discovered in 1802 by French chemist Louis Thénard as an alternative pigment to the expensive lapis lazuli pigment.

• Colour Granulating Staining G
• Colour Number 180
• Colour Series 4
• Permanence Rating AA
• Pigment(s) PB74
• Product Code 102180
• Transparency / Opacity ST