Isabelline (colour) form of leucism caused by a uniform reduction in the production and expression of melanin resulting in areas of plumage on the back of the bird, normally black, being strongly faded, or isabelline, in appearance. Isabellinism has been reported in several species of penguin. Isabelline and isabella are terms applied in Europe to very pale palomino or cremello horses, animals with a coat colour that is variously described as cream, pale gold or almost white; this is the primary usage of the French ("isabelle") and German ("Isabella") versions of the word. In horses, this colour is created by the action
British Colour Council British Colour Council The British Colour Council (BCC) was an industry standards organisation, active from the 1930s to the 1950s, which produced indexes of named colours for use by government, industry, academia, and horticulture. Founded in 1931 and chaired by designer Robert Francis Wilson, the BCC produced the British Colour Council reference Code or British Colour Codes: indexes of named colours for a variety of industries. Its first major work was the British Colour Council 1934 "Dictionary of Colour Standards" which defined colour shades in its printed plates and gave a two or three number code and evocative names to