Match RAL 820-1
RAL Effect RAL 820-1 is a light-reflective shade with an LRV of 57. 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 57 and 57, the two reflect almost the same amount of light. At ΔE 0.9 you'd need them side by side to tell them apart.
Their light reflectance is nearly identical (LRV 59 vs 57), so neither reads brighter in a room. A ΔE of 1.3 means the difference barely reads in a finished room.
With LRVs of 57 and 55, the two reflect almost the same amount of light. At ΔE 1.6 you'd need them side by side to tell them apart.
Their light reflectance is nearly identical (LRV 60 vs 57), so neither reads brighter in a room. A ΔE of 1.6 means the difference barely reads in a finished room.
With LRVs of 59 and 57, the two reflect almost the same amount of light. At ΔE 1.8 you'd need them side by side to tell them apart.
A 5-point LRV gap (62 vs 57) makes Light Charcoal the marginally brighter of the two. A ΔE of 2.3 means the difference barely reads in a finished room.
With LRVs of 57 and 54, the two reflect almost the same amount of light. At ΔE 3.2 they're clearly different, yet close enough to share a room.
