Isabelline (colour) of the cream gene, an incomplete dominant dilution gene that produces a horse with a gold coat and dark eyes when heterozygous, and a light cream-coloured horse with blue eyes when homozygous. A subspecies of the Himalayan brown bear ("Ursus arctos isabellinus") was named subspecifically for the colour and is also sometimes known as the isabelline bear. The description has also been used in the UK for fawn coloured Doberman dogs. Isabelline (colour) Isabelline , also known as isabella, is a pale grey-yellow, pale fawn, pale cream-brown or parchment colour. It is primarily found in animal coat colouring, particularly plumage
Citrine (colour) Citrine (colour) Citrine is a colour, the most common reference for which is certain coloured varieties of quartz which are a medium deep shade of golden yellow. Citrine has been summarized at various times as yellow, greenish-yellow, brownish yellow or orange. The original reference point for the citrine colour was the citron fruit. The first recorded use of "citrine" as a colour in English was in 1386. It was borrowed from a medieval Latin and classical Latin word with the same meaning. In late medieval and early modern English the citrine colour-name was applied in a wider variety of contexts