Match Undercool
Sherwin-Williams Undercool is a mid-tone shade, cool in character with an LRV of 49. The matches below are ranked by ΔE, a perceptual color-difference score.
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Closest matches across every brand
One match per brand, ranked by ΔE — a perceptual color difference score calculated from Lab color space values. Lower is closer. Click any card to compare side by side in simulated rooms.
With LRVs of 50 and 49, the two reflect almost the same amount of light. At ΔE 2.1 you'd need them side by side to tell them apart.
With LRVs of 50 and 49, the two reflect almost the same amount of light. At ΔE 2.5 you'd need them side by side to tell them apart.
With LRVs of 49 and 49, the two reflect almost the same amount of light. At ΔE 3.3 they're clearly different, yet close enough to share a room.
A 6-point LRV gap (49 vs 43) makes Undercool the marginally brighter of the two. The ΔE 6.8 gap is real but not dramatic — distinct as a choice, harmonious together.
With LRVs of 50 and 49, the two reflect almost the same amount of light. At ΔE 9.5 they're clearly different, yet close enough to share a room.
A 4-point LRV gap (49 vs 45) makes Undercool the marginally brighter of the two. A ΔE of 14.0 puts them firmly in different territory — a strong contrast if combined.
At LRV 49 vs 29, Undercool is decisively the brighter choice. A ΔE of 17.7 puts them firmly in different territory — a strong contrast if combined.
With LRVs of 49 and 46, the two reflect almost the same amount of light. At ΔE 19.5 these are two genuinely different directions, not variations on a theme.
At LRV 71 vs 49, S 0515-R80B is decisively the brighter choice. A ΔE of 21.2 puts them firmly in different territory — a strong contrast if combined.