noun
cheerful expression; pleased look
A somewhat literary or formal word for a visibly happy facial expression. Often used in written descriptions or set phrases like 喜色満面 (beaming with joy).
彼の顔には喜色が浮かんでいた。
A cheerful expression appeared on his face.
喜色満面で賞状を受け取った。
He received the certificate with a face beaming with joy.