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.