Winsor & Newton Professional Watercolours:
 
Large Range of Single Pigment Colours
Unrivalled Transparency
Lightfast and Permanent
 
Tubes
Perfect for working at a large scale with a quicker release, tubes are invaluable. You can use large quantities in one go, which is particularly helpful with a restricted palette.
 
-Indanthrene Blue is a clean deep blue pigment. It is fully lightfast and is a transparent colour. It is a modern organic pigment and was originally introduced into the Winsor & Newton range in 1991.
 
- 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.