Match RAL 680-4
RAL Effect RAL 680-4 is a deep, low-reflectance shade with an LRV of 12. The matches below are ranked by ΔE, a perceptual color-difference score.
View full RAL 680-4 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.
Avalon Teal reads slightly lighter (LRV 18 vs 12), a gap that shows most in low-lit rooms. At ΔE 0.6 you'd need them side by side to tell them apart.
With LRVs of 14 and 12, the two reflect almost the same amount of light. At ΔE 5.1 they're clearly different, yet close enough to share a room.
A 6-point LRV gap (18 vs 12) makes Pearl gentian blue the marginally brighter of the two. The ΔE 5.6 gap is real but not dramatic — distinct as a choice, harmonious together.
Their light reflectance is nearly identical (LRV 14 vs 12), so neither reads brighter in a room. The ΔE 6.1 gap is real but not dramatic — distinct as a choice, harmonious together.
Their light reflectance is nearly identical (LRV 12 vs 10), so neither reads brighter in a room. The ΔE 7.6 gap is real but not dramatic — distinct as a choice, harmonious together.
Air Force Blue reads slightly lighter (LRV 22 vs 12), a gap that shows most in low-lit rooms. At ΔE 9.7 they're clearly different, yet close enough to share a room.
With LRVs of 14 and 12, the two reflect almost the same amount of light. At ΔE 16.1 these are two genuinely different directions, not variations on a theme.
With LRVs of 13 and 12, the two reflect almost the same amount of light. At ΔE 19.7 these are two genuinely different directions, not variations on a theme.