Hungary blue (cobalt blue pigment)azure cobaltVienna blueVienna ultramarinecobalt (pigment)Thénard's blueolympia blueblue, cobalt (pigment)bleu de cobalt (pigment)
skos:scopeNote
A bright, clear, blue pigment made by combining cobalt and aluminum oxides with phosphoric acid. It was discovered by Baron L. J. Thénard in France in 1802 and introduced to artists about 20 years later.