Match Iron grey
RAL Classic Iron grey is a deep, low-reflectance shade with an LRV of 12. 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.
Their light reflectance is nearly identical (LRV 12 vs 11), so neither reads brighter in a room. A ΔE of 1.2 means the difference barely reads in a finished room.
Their light reflectance is nearly identical (LRV 12 vs 9), so neither reads brighter in a room. A ΔE of 1.8 means the difference barely reads in a finished room.
With LRVs of 14 and 12, the two reflect almost the same amount of light. At ΔE 2.5 you'd need them side by side to tell them apart.
A 3-point LRV gap (12 vs 9) makes Iron grey the marginally brighter of the two. A ΔE of 2.5 means the difference barely reads in a finished room.
A 3-point LRV gap (12 vs 9) makes Iron grey the marginally brighter of the two. A ΔE of 2.8 means the difference barely reads in a finished room.
Their light reflectance is nearly identical (LRV 12 vs 11), so neither reads brighter in a room. The ΔE 3.3 gap is real but not dramatic — distinct as a choice, harmonious together.
With LRVs of 12 and 10, the two reflect almost the same amount of light. At ΔE 3.7 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 9.2 they're clearly different, yet close enough to share a room.