Match RAL 660-M

RAL Effect RAL 660-M is a deep, low-reflectance shade with an LRV of 24. 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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RAL 660-M
RAL EffectEffect
RAL 660-M
RAL 660-M#5597A9LRV 24

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.

RAL 660-M
RAL 660-M
Blue Toile
Benjamin Moore
ΔE 0.8Imperceptible
Blue Toile
748 · LRV 29

Blue Toile reads slightly lighter

RAL 660-M
RAL 660-M
Aqua Blue
PPG
ΔE 2.4Subtle
Aqua Blue
PPG1151-5 · LRV 28

Aqua Blue reads slightly lighter

RAL 660-M
Manitou Blue
RAL 660-M
Manitou Blue
Sherwin-Williams
ΔE 3.2Noticeable
Manitou Blue
6501 · LRV 26

Nearly identical in tone

RAL 660-M
North Pole Blue
RAL 660-M
North Pole Blue
Behr
ΔE 4.5Noticeable
North Pole Blue
M480-5A · LRV 26

Nearly identical in tone

RAL 660-M
Stonewashed Blue
RAL 660-M
Stonewashed Blue
Dulux
ΔE 5.6Noticeable
Stonewashed Blue
70BG 28/169 · LRV 28

Stonewashed Blue reads slightly lighter

RAL 660-M
Blue Verditer
RAL 660-M
Blue Verditer
Little Greene
ΔE 5.6Noticeable
Blue Verditer
104 · LRV 29

Blue Verditer reads slightly lighter

RAL 660-M
RAL 660-3
RAL 660-M
RAL 660-3
RAL EffectEffect
ΔE 6.2Noticeable
RAL 660-3
RAL 660-3 · LRV 27

RAL 660-3 reads slightly lighter

RAL 660-M
Pastel blue
RAL 660-M
Pastel blue
RAL ClassicClassic
ΔE 6.3Noticeable
Pastel blue
RAL 5024 · LRV 29

Pastel blue reads slightly lighter

RAL 660-M
Blessed Blue
RAL 660-M
Blessed Blue
Cloverdale Paint
ΔE 6.5Noticeable
Blessed Blue
0667 · LRV 30

Blessed Blue reads slightly lighter

RAL 660-M
RAL 660-M
Mosaic
Tikkurila
ΔE 8.9Noticeable
Mosaic
J367 · LRV 30

Mosaic reads slightly lighter

RAL 660-M
Stone Blue
RAL 660-M
Stone Blue
Farrow & Ball
ΔE 10.9Distinct
Stone Blue
86 · LRV 28

Stone Blue reads slightly lighter

RAL 660-M
Sea Emerald
RAL 660-M
Sea Emerald
Jotun
ΔE 14.1Distinct
Sea Emerald
6084 · LRV 26

Nearly identical in tone

RAL 660-M
Tidepool Wonder
RAL 660-M
Tidepool Wonder
Valspar
ΔE 14.6Distinct
Tidepool Wonder
M333 · LRV 27

Nearly identical in tone

RAL 660-M
S 4010-B70G
RAL 660-M
S 4010-B70G
NCS
ΔE 16.9Distinct
S 4010-B70G
S 4010-B70G · LRV 28

S 4010-B70G reads slightly lighter