Match Celtic Blue
Benjamin Moore Celtic Blue is a deep, low-reflectance shade, cool in character with an LRV of 0. The matches below are the closest equivalents available across every brand on Pontata, ranked by ΔE — a perceptual color difference score. A ΔE under 3 is subtle; under 10 is noticeable but harmonious; above 25 means genuinely different colors.
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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.
Intercoastal Gray reflects far more light (LRV 45 vs 0), opening up a space where Celtic Blue encloses it. At ΔE 0.4 you'd need them side by side to tell them apart.
At LRV 46 vs 0, Driftwood Blues is decisively the brighter choice. A ΔE of 0.9 means the difference barely reads in a finished room.
Lakeside reflects far more light (LRV 47 vs 0), opening up a space where Celtic Blue encloses it. At ΔE 1.4 you'd need them side by side to tell them apart.
Manor Blue reflects far more light (LRV 47 vs 0), opening up a space where Celtic Blue encloses it. At ΔE 1.4 you'd need them side by side to tell them apart.
At LRV 47 vs 0, Steel Parade is decisively the brighter choice. A ΔE of 1.5 means the difference barely reads in a finished room.
At LRV 44 vs 0, Special Delivery is decisively the brighter choice. A ΔE of 1.7 means the difference barely reads in a finished room.
At LRV 45 vs 0, Cystern is decisively the brighter choice. A ΔE of 2.4 means the difference barely reads in a finished room.
Bone China Blue reflects far more light (LRV 47 vs 0), opening up a space where Celtic Blue encloses it. At ΔE 2.7 you'd need them side by side to tell them apart.
Mistral reflects far more light (LRV 44 vs 0), opening up a space where Celtic Blue encloses it. At ΔE 2.8 you'd need them side by side to tell them apart.
RAL 180-1 reflects far more light (LRV 49 vs 0), opening up a space where Celtic Blue encloses it. At ΔE 3.0 they're clearly different, yet close enough to share a room.
At LRV 50 vs 0, Parma Gray is decisively the brighter choice. The ΔE 3.6 gap is real but not dramatic — distinct as a choice, harmonious together.
Teal Zen reflects far more light (LRV 47 vs 0), opening up a space where Celtic Blue encloses it. At ΔE 4.2 they're clearly different, yet close enough to share a room.
S 3005-B20G reflects far more light (LRV 40 vs 0), opening up a space where Celtic Blue encloses it. At ΔE 4.7 they're clearly different, yet close enough to share a room.
At LRV 45 vs 0, Agate Grey is decisively the brighter choice. The ΔE 8.6 gap is real but not dramatic — distinct as a choice, harmonious together.