Chivalry Copper vs New Colonial Yellow

Both from Sherwin-Williams's palette. Hue-wise, Chivalry Copper belongs to the beige family and New Colonial Yellow to the beige-yellow family. New Colonial Yellow (LRV 46) reflects noticeably more light than Chivalry Copper (LRV 37), a difference of 9 points that becomes especially apparent in rooms with limited natural light. Both lean warm, so they'll behave similarly in mixed or changing light conditions. With a ΔE of 10.8, the contrast is hard to miss. These aren't variations on a theme — they're two different answers to the same question. Below, 5 simulated room previews show how each color reads at scale — real-room photos will be added as they become available.