Match RAL 820-4
RAL Effect RAL 820-4 is a deep, low-reflectance shade with an LRV of 23. The matches below are ranked by ΔE, a perceptual color-difference score.
View full RAL 820-4 color page →
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 25 and 23, the two reflect almost the same amount of light. At ΔE 0.4 you'd need them side by side to tell them apart.
With LRVs of 23 and 23, the two reflect almost the same amount of light. At ΔE 1.0 you'd need them side by side to tell them apart.
With LRVs of 24 and 23, the two reflect almost the same amount of light. At ΔE 1.3 you'd need them side by side to tell them apart.
Their light reflectance is nearly identical (LRV 23 vs 22), so neither reads brighter in a room. A ΔE of 1.3 means the difference barely reads in a finished room.
With LRVs of 24 and 23, the two reflect almost the same amount of light. At ΔE 1.5 you'd need them side by side to tell them apart.
With LRVs of 23 and 22, the two reflect almost the same amount of light. At ΔE 2.3 you'd need them side by side to tell them apart.
With LRVs of 25 and 23, the two reflect almost the same amount of light. At ΔE 4.1 they're clearly different, yet close enough to share a room.
RAL 820-4 reads slightly lighter (LRV 23 vs 19), a gap that shows most in low-lit rooms. At ΔE 5.3 they're clearly different, yet close enough to share a room.
A 4-point LRV gap (27 vs 23) makes Tidepool Wonder the marginally brighter of the two. The ΔE 7.9 gap is real but not dramatic — distinct as a choice, harmonious together.