Match Inkwell
Sherwin-Williams Inkwell is a deep, low-reflectance shade, cool in character with an LRV of 4. The matches below are the closest equivalents available across every brand on Pontata, ranked by ΔE — a perceptual color difference score. A ΔE under 3 is subtle; under 10 is noticeable but harmonious; above 25 means genuinely different colors.
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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 4 and 4, the two reflect almost the same amount of light. At ΔE 0.8 you'd need them side by side to tell them apart.
Their light reflectance is nearly identical (LRV 6 vs 4), so neither reads brighter in a room. A ΔE of 1.6 means the difference barely reads in a finished room.
With LRVs of 6 and 4, the two reflect almost the same amount of light. At ΔE 2.3 you'd need them side by side to tell them apart.
Their light reflectance is nearly identical (LRV 4 vs 3), so neither reads brighter in a room. A ΔE of 2.6 means the difference barely reads in a finished room.
With LRVs of 5 and 4, the two reflect almost the same amount of light. At ΔE 4.6 they're clearly different, yet close enough to share a room.
With LRVs of 5 and 4, the two reflect almost the same amount of light. At ΔE 4.7 they're clearly different, yet close enough to share a room.
With LRVs of 5 and 4, the two reflect almost the same amount of light. At ΔE 4.9 they're clearly different, yet close enough to share a room.
Their light reflectance is nearly identical (LRV 5 vs 4), so neither reads brighter in a room. The ΔE 6.0 gap is real but not dramatic — distinct as a choice, harmonious together.
A 3-point LRV gap (7 vs 4) makes Blackened Black the marginally brighter of the two. The ΔE 9.6 gap is real but not dramatic — distinct as a choice, harmonious together.