Match Blue Refrain
Sherwin-Williams Blue Refrain is a light-reflective shade, cool in character with an LRV of 64. 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 64 and 64, the two reflect almost the same amount of light. At ΔE 0.4 you'd need them side by side to tell them apart.
Their light reflectance is nearly identical (LRV 64 vs 63), so neither reads brighter in a room. A ΔE of 1.0 means the difference barely reads in a finished room.
With LRVs of 65 and 64, the two reflect almost the same amount of light. At ΔE 2.2 you'd need them side by side to tell them apart.
A 3-point LRV gap (64 vs 61) makes Blue Refrain the marginally brighter of the two. The ΔE 3.1 gap is real but not dramatic — distinct as a choice, harmonious together.
Blue Refrain reads slightly lighter (LRV 64 vs 59), a gap that shows most in low-lit rooms. At ΔE 3.2 they're clearly different, yet close enough to share a room.
Their light reflectance is nearly identical (LRV 64 vs 64), so neither reads brighter in a room. The ΔE 3.3 gap is real but not dramatic — distinct as a choice, harmonious together.
A 8-point LRV gap (72 vs 64) makes Summer Medley 4 the marginally brighter of the two. The ΔE 4.1 gap is real but not dramatic — distinct as a choice, harmonious together.
RAL 190-2 reads slightly lighter (LRV 70 vs 64), a gap that shows most in low-lit rooms. At ΔE 5.1 they're clearly different, yet close enough to share a room.
With LRVs of 64 and 64, the two reflect almost the same amount of light. At ΔE 8.3 they're clearly different, yet close enough to share a room.
Blue Refrain reflects far more light (LRV 64 vs 49), opening up a space where Blue Ground encloses it. At ΔE 9.4 they're clearly different, yet close enough to share a room.
S 0515-R80B reads slightly lighter (LRV 71 vs 64), a gap that shows most in low-lit rooms. At ΔE 9.4 they're clearly different, yet close enough to share a room.
A 6-point LRV gap (64 vs 58) makes Blue Refrain the marginally brighter of the two. The ΔE 10.0 gap is real but not dramatic — distinct as a choice, harmonious together.
Blue Refrain reads slightly lighter (LRV 64 vs 53), a gap that shows most in low-lit rooms. At ΔE 11.2 these are two genuinely different directions, not variations on a theme.
A 5-point LRV gap (64 vs 59) makes Blue Refrain the marginally brighter of the two. A ΔE of 15.5 puts them firmly in different territory — a strong contrast if combined.