Match RAL 590-6
RAL Effect RAL 590-6 is a deep, low-reflectance shade with an LRV of 4. 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.
A 3-point LRV gap (7 vs 4) makes Ultramarine blue the marginally brighter of the two. A ΔE of 2.6 means the difference barely reads in a finished room.
With LRVs of 7 and 4, the two reflect almost the same amount of light. At ΔE 2.8 you'd need them side by side to tell them apart.
Bridgeport reflects far more light (LRV NaN vs NaN), opening up a space where RAL 590-6 encloses it. At ΔE 5.9 they're clearly different, yet close enough to share a room.
A 4-point LRV gap (8 vs 4) makes Brilliant Blue the marginally brighter of the two. A ΔE of 10.1 puts them firmly in different territory — a strong contrast if combined.
Boudoir Blue reads slightly lighter (LRV 8 vs 4), a gap that shows most in low-lit rooms. At ΔE 12.1 these are two genuinely different directions, not variations on a theme.
Centre Court reads slightly lighter (LRV 8 vs 4), a gap that shows most in low-lit rooms. At ΔE 12.5 these are two genuinely different directions, not variations on a theme.
With LRVs of 4 and 4, the two reflect almost the same amount of light. At ΔE 17.2 these are two genuinely different directions, not variations on a theme.
Statement Blue reads slightly lighter (LRV 8 vs 4), a gap that shows most in low-lit rooms. At ΔE 27.7 these are two genuinely different directions, not variations on a theme.
A 11-point LRV gap (15 vs 4) makes Pitch Blue the marginally brighter of the two. A ΔE of 29.6 puts them firmly in different territory — a strong contrast if combined.
