Match RAL 840-5
RAL Effect RAL 840-5 is a deep, low-reflectance shade with an LRV of 11. 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 11 and 11, the two reflect almost the same amount of light. At ΔE 1.2 you'd need them side by side to tell them apart.
Their light reflectance is nearly identical (LRV 13 vs 11), so neither reads brighter in a room. A ΔE of 1.4 means the difference barely reads in a finished room.
With LRVs of 12 and 11, the two reflect almost the same amount of light. At ΔE 2.0 you'd need them side by side to tell them apart.
A 3-point LRV gap (14 vs 11) makes Trafalgar Grey the marginally brighter of the two. A ΔE of 2.1 means the difference barely reads in a finished room.
With LRVs of 11 and 10, the two reflect almost the same amount of light. At ΔE 2.3 you'd need them side by side to tell them apart.
Their light reflectance is nearly identical (LRV 11 vs 11), so neither reads brighter in a room. A ΔE of 2.9 means the difference barely reads in a finished room.
Their light reflectance is nearly identical (LRV 11 vs 10), so neither reads brighter in a room. The ΔE 4.6 gap is real but not dramatic — distinct as a choice, harmonious together.
