Blue

With an LRV of about 59, Blue reflects a little over half the light that reaches it, so it stays light in a north-facing room without looking stark. Benjamin Moore does not publish an LRV for it, so this one is calculated from the color.

Blue in other brands

• Mystic Mauve 5 Dulux UK 1187596 Grayish Blue Very close ΔE 0.8
• P4591J Crown Grayish Blue Very close ΔE 0.8
• Gladiola Jotun 4178 Grayish Blue Very close ΔE 0.9
• Mystic River Behr 590C-3 Grayish Blue Very close ΔE 1.0
• Blue Crotchet Nippon Paint NP PB 1516P Grayish Blue Very close ΔE 1.0
• Celestial Blue Valspar 4003-5C Grayish Blue Very close ΔE 1.1

Lighter and darker in Benjamin Moore

• White Benjamin Moore 2067-70 Grayish Blue
• Sunrise Benjamin Moore 829 Grayish Blue

How it looks with color blindness

• Deuteranopia Reads as grayish blue
• Protanopia Reads as grayish blue
• Tritanopia Reads as grayish blue
• Achromatopsia Reads as light gray

Under different light

• Warm bulb, 2700 K Turns beige
• Neutral, 4000 K Turns light gray
• Daylight, 6500 K As listed

Questions

Is Blue warm or cool?

Cool. Its LAB b value of -11.9 and a value of -1.7 lean toward blue or green, so it reads cooler next to a pure gray.

What is the closest Dulux UK color to Blue?

Mystic Mauve 5 (1187596), at ΔE 0.8. Under ΔE 2 the two are hard to tell apart on a wall.

What is the LRV of Blue?

≈ 59. Benjamin Moore does not publish an LRV for it, so this one is calculated from the color.