白髮紅顏 [－发红颜]

Jyutping baak6 faat3 hung4 ngaan4
Pinyin bái fǎ hóng yán

Definitions (Wiktionary)
  1. noun
    white hair and a ruddy face: in good health despite advanced age
    (syn.) 红颜白发, 紅顏白髮