Tempera Extra Fine Designers Tubo 14ml Sr.1 660-Blu Oltremare | Winsor & Newton

ultramarine is a deep, transparent blue. It was created by the French chemist Guimet in 1828 as a synthetic but chemically identical alternative to the expensive pigment derived from lapis lazuli. color number 660 permanence a permanence permanent lightfastness code io lightfastness excellent opacity opaque series 1 pigment codes pb29