Natural Slate vs Thimble Case

Natural Slate and Thimble Case come from the same Dulux collection. Hue-wise, Natural Slate belongs to the grey family and Thimble Case to the greige-grey family. The 37-point LRV gap — 68 for Thimble Case vs 31 for Natural Slate — means Thimble Case will open up a space more effectively. Where Natural Slate leans neutral, Thimble Case reads warm — a distinction that shifts noticeably depending on the light source and surrounding finishes. A ΔE of 24.9 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.