Japanese edit

For pronunciation and definitions of えんしょく – see the following entries.
炎色
[noun] flame colour
Alternative spellings
焔色, 焰色
怨色
[noun] grudging look
演色
[noun] colour rendering
艶色
[noun] bewitching looks
[noun] beautiful color
(This term, えんしょく, is the hiragana spelling of the above terms.)