Match Ultramarine blue
RAL Classic Ultramarine blue is a deep, low-reflectance shade with an LRV of 7. 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.
A 3-point LRV gap (7 vs 4) makes Ultramarine blue the marginally brighter of the two. A ΔE of 2.6 means the difference barely reads in a finished room.
Their light reflectance is nearly identical (LRV 7 vs 7), so neither reads brighter in a room. The ΔE 5.3 gap is real but not dramatic — distinct as a choice, harmonious together.
Their light reflectance is nearly identical (LRV 7 vs 6), so neither reads brighter in a room. The ΔE 6.0 gap is real but not dramatic — distinct as a choice, harmonious together.
At LRV NaN vs NaN, Bridgeport is decisively the brighter choice. The ΔE 8.2 gap is real but not dramatic — distinct as a choice, harmonious together.
Their light reflectance is nearly identical (LRV 7 vs 6), so neither reads brighter in a room. A ΔE of 11.3 puts them firmly in different territory — a strong contrast if combined.
With LRVs of 8 and 7, the two reflect almost the same amount of light. At ΔE 12.6 these are two genuinely different directions, not variations on a theme.
Their light reflectance is nearly identical (LRV 8 vs 7), so neither reads brighter in a room. A ΔE of 14.1 puts them firmly in different territory — a strong contrast if combined.
With LRVs of 7 and 6, the two reflect almost the same amount of light. At ΔE 14.2 these are two genuinely different directions, not variations on a theme.
Their light reflectance is nearly identical (LRV 8 vs 7), so neither reads brighter in a room. A ΔE of 14.7 puts them firmly in different territory — a strong contrast if combined.
A 3-point LRV gap (7 vs 4) makes Ultramarine blue the marginally brighter of the two. A ΔE of 17.1 puts them firmly in different territory — a strong contrast if combined.
A 5-point LRV gap (12 vs 7) makes L356 the marginally brighter of the two. A ΔE of 23.2 puts them firmly in different territory — a strong contrast if combined.
Their light reflectance is nearly identical (LRV 8 vs 7), so neither reads brighter in a room. A ΔE of 30.2 puts them firmly in different territory — a strong contrast if combined.
Pitch Blue reads slightly lighter (LRV 15 vs 7), a gap that shows most in low-lit rooms. At ΔE 32.0 these are two genuinely different directions, not variations on a theme.
A 3-point LRV gap (7 vs 4) makes Ultramarine blue the marginally brighter of the two. A ΔE of 34.6 puts them firmly in different territory — a strong contrast if combined.