Blue

With an LRV of about 53, 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

• Idyllic Isle PPG 1235-4 Grayish Blue Very close ΔE 0.4
• Idyllic Isle Glidden PPG1235-4 Grayish Blue Very close ΔE 0.4
• Surfside Dunn-Edwards DE5765 Grayish Blue Very close ΔE 0.7
• Vienna Lake MyPerfectColor MP4840 Grayish Blue Very close ΔE 1.1
• Idyllic Isle Johnstone's Grayish Blue Very close ΔE 1.3
• Dripping Springs KILZ RE250-01 Grayish Blue Very close ΔE 1.4

Lighter and darker in Benjamin Moore

• Old Benjamin Moore 2054-60 Grayish Blue
• Peacock Benjamin Moore 724 Turquoise

How it looks with color blindness

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

Under different light

• Warm bulb, 2700 K Turns green
• Neutral, 4000 K Turns grayish green
• Daylight, 6500 K As listed

Questions

Is Blue warm or cool?

Cool. Its LAB b value of -10.4 and a value of -14.2 lean toward blue or green, so it reads cooler next to a pure gray.

What is the closest PPG color to Blue?

Idyllic Isle (1235-4), at ΔE 0.4. Under ΔE 2 the two are hard to tell apart on a wall.

What is the LRV of Blue?

≈ 53. Benjamin Moore does not publish an LRV for it, so this one is calculated from the color.