Mercurial vs Sapphire

Both are Sherwin-Williams colors. Mercurial reads as greige-grey, while Sapphire reads as blue — two distinct hue families, not close cousins. At LRV 61 vs 18, Mercurial will read as the brighter of the two — a 43-point gap that matters most in north-facing or low-light rooms. The tonal difference — Mercurial's warm character against Sapphire's cool — becomes most visible against white trim or in morning light. At ΔE 48.6, these are genuinely distinct colors — a strong contrast if used together, or a meaningful choice between two different directions. Below, 5 simulated room previews show how each color reads at scale — real-room photos will be added as they become available.