翠

A phono-semantic compound composed of:

羽 — semantic component meaning “feathers; bird”;

卒 — phonetic component indicating the sound (취 / cuì). The character originally referred to a bird with bright green-blue feathers, especially the kingfisher, and later came to denote a vivid green color.
Semantic development: - kingfisher bird; - color of kingfisher feathers; - emerald or deep green color.

翠 is often used to describe beautiful green colors, especially in literature.

비취 (翡翠) — jadeite; emerald-green jade

청취 (靑翠) — deep green color

Related characters: 翡 — kingfisher; green-blue color

碧 — deep green or blue-green

青 — blue or green

玉 — jade
The compound 翡翠 originally referred to the kingfisher bird, but later came to mean jadeite because of its similar color.