禁きん色じき

noun

Heian-era color restrictions by court rank

Historical term referring to the system that prohibited certain colors from being worn by courtiers below a specific rank. Often contrasted with 許し色 (permitted colors).

See also: 許し色 · 黄丹

• 平へい安あん時じ代だいには、禁きん色じきとして黄おう丹にや深ふか紫むらさきなどが定さだめられていた。

  During the Heian period, colors such as ōtan (yellow-red) and deep purple were designated as forbidden colors.