Pewter Cast vs Primary Red

Pewter Cast and Primary Red come from the same Sherwin-Williams collection. Hue-wise, Pewter Cast belongs to the grey family and Primary Red to the pink-red family. The 23-point LRV gap — 31 for Pewter Cast vs 9 for Primary Red — means Pewter Cast will open up a space more effectively. Where Pewter Cast leans neutral, Primary Red reads warm — a distinction that shifts noticeably depending on the light source and surrounding finishes. A ΔE of 80.5 puts these firmly in different territory — two distinct design choices rather than close alternatives. Below, 5 simulated room previews show how each color reads at scale — real-room photos will be added as they become available.