Match RAL 540-4
RAL Effect RAL 540-4 is a deep, low-reflectance shade with an LRV of 21. 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 22 and 21, the two reflect almost the same amount of light. At ΔE 4.6 they're clearly different, yet close enough to share a room.
A 4-point LRV gap (25 vs 21) makes Naples Sunset the marginally brighter of the two. The ΔE 7.0 gap is real but not dramatic — distinct as a choice, harmonious together.
Pink Parade reads slightly lighter (LRV 24 vs 21), a gap that shows most in low-lit rooms. At ΔE 7.1 they're clearly different, yet close enough to share a room.
I Heart Potion reads slightly lighter (LRV 29 vs 21), a gap that shows most in low-lit rooms. At ΔE 8.1 they're clearly different, yet close enough to share a room.
RAL 540-4 reads slightly lighter (LRV 21 vs 16), a gap that shows most in low-lit rooms. At ΔE 9.2 they're clearly different, yet close enough to share a room.
A 12-point LRV gap (33 vs 21) makes Cooing Doves the marginally brighter of the two. A ΔE of 23.3 puts them firmly in different territory — a strong contrast if combined.
A ΔE of 23.5 puts them firmly in different territory — a strong contrast if combined.
A 5-point LRV gap (21 vs 15) makes RAL 540-4 the marginally brighter of the two. A ΔE of 25.9 puts them firmly in different territory — a strong contrast if combined.
Their light reflectance is nearly identical (LRV 21 vs 19), so neither reads brighter in a room. A ΔE of 28.7 puts them firmly in different territory — a strong contrast if combined.