red (color); revolutionary
红 (Hóng) · 6 strokes
Simplified form of 紅. Phonosemantic compound. 糹 represents the meaning and 工 represents the sound.
色 (sè) · 6 strokes
Depicts a kneeling person (卩) being pushed down by a hand (爪). Based on the original meaning "press down", now written as 抑. The current meaning "color" is a phonetic loan.