Match Signal black
RAL Classic Signal black is a deep, low-reflectance shade with an LRV of 6. 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 6 and 5, the two reflect almost the same amount of light. At ΔE 0.6 you'd need them side by side to tell them apart.
Their light reflectance is nearly identical (LRV 6 vs 5), so neither reads brighter in a room. A ΔE of 0.8 means the difference barely reads in a finished room.
Their light reflectance is nearly identical (LRV 6 vs 4), so neither reads brighter in a room. A ΔE of 0.9 means the difference barely reads in a finished room.
A 3-point LRV gap (6 vs 3) makes Signal black the marginally brighter of the two. A ΔE of 1.1 means the difference barely reads in a finished room.
Their light reflectance is nearly identical (LRV 6 vs 3), so neither reads brighter in a room. A ΔE of 1.9 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 2.5 you'd need them side by side to tell them apart.
Whale Gray reads slightly lighter (LRV 13 vs 6), a gap that shows most in low-lit rooms. At ΔE 3.4 they're clearly different, yet close enough to share a room.
With LRVs of 6 and 3, the two reflect almost the same amount of light. At ΔE 4.0 they're clearly different, yet close enough to share a room.
Signal black reads slightly lighter (LRV 6 vs 2), a gap that shows most in low-lit rooms. At ΔE 4.2 they're clearly different, yet close enough to share a room.
With LRVs of 6 and 5, the two reflect almost the same amount of light. At ΔE 6.8 they're clearly different, yet close enough to share a room.
With LRVs of 6 and 5, the two reflect almost the same amount of light. At ΔE 8.1 they're clearly different, yet close enough to share a room.
Their light reflectance is nearly identical (LRV 6 vs 5), so neither reads brighter in a room. The ΔE 9.3 gap is real but not dramatic — distinct as a choice, harmonious together.
With LRVs of 6 and 6, the two reflect almost the same amount of light. At ΔE 9.5 they're clearly different, yet close enough to share a room.
Their light reflectance is nearly identical (LRV 7 vs 6), so neither reads brighter in a room. A ΔE of 13.5 puts them firmly in different territory — a strong contrast if combined.