Permanent blue

Description

An unstandardized pigment name. Pigment blue was originally used for synthetic ultramarine blue in the mid-19th century. It is now used for many organic blue pigments.

Authority

• R. J. Gettens, G.L. Stout, Painting Materials, A Short Encyclopaedia, Dover Publications, New York, 1966

• Ralph Mayer, A Dictionary of Art Terms and Techniques, Harper and Row Publishers, New York, 1969 (also 1945 printing)

• Maximilian Toch, Paint, Paintings and Restoration, D. Van Nostrand, New York, 1945 Comment: p. 117