Behr Coal Mine

Behr Coal Mine N540-7 paint color review

Let’s dive into a full Coal Mine paint color review. Take a look at pictures of real interiors and exteriors painted with beautiful N540-7. Find out if this gorgeous cold grey paint color would look great on your living room walls or trims, kitchen cabinet, bedroom accent wall, bathroom or house exterior.

Color code:N540-7
Color name:Coal Mine

Try before you buy

100% accurate
paint samples

Peel, stick,
and repeat

Twice painted
with real paint

Next day

Shop now

What are Behr Coal Mine undertones?

Blue is Behr Coal Mine undertone color, as you can clearly see on the color field below. To determine this undertone we’ve removed all the tints, tones, shades and get HUE (pure color). Seems that undertone definition on a white sheet is already outdated and rather inaccurate


HEX value

HEX value:


RGB code:

84, 85, 93

Is Behr Coal Mine N540-7 cool or warm?

warm colors
Color wheel
cool colors

With a hue of 233° this Grey refers cool paint shade according to HSL (Hue, Saturation, Lightness) on the color wheel.

N540-7 Coal Mine HSL code: 233, 5%, 35%

Hue - degree on a color wheel from 0 to 360. 0 is red, 120 is green, and 240 is blue.
Saturation is a percentage value. 0% is a shade of grey, and 100% is the full color.
Lightness is also a percentage value. 0% is black, and 100% is white.

  • Cool Grey shades make a room feel sleek, fresh and modern
  • Cooler hues have a calm and relaxation effect
  • Cool Grey undertones make small spaces feel more open and expansive
  • Cool paint hue are ideal for bedroom or bathroom. Be careful with deep blues and greens in bathroom, which will reflect on your skin.

Act like a pro: Mixing warm and cool shades is a must have to get harmonius interior. Add accents that contrast with the primary color to create visual balance. If your walls are a warm color, don’t forget to add accent in cold colors (furniture, art, décor). A good practice is too use a complementary color scheme.

Color comparison

Coal Mine N540-7 vs Midnight Blue N480-7

Behr Coal Mine N540-7 vs Behr Midnight Blue N480-7Behr Coal Mine N540-7
LRV: -%
Temperature: cold
LRV: -%
Temperature: cold

Coal Mine N540-7 vs Orion Gray N510-6

Behr Coal Mine N540-7 vs Behr Orion Gray N510-6Behr Coal Mine N540-7
LRV: -%
Temperature: cold
LRV: 9%
Dark color
Temperature: cold

Color codes

We have collected almost every possible color code you could ever need. To copy the code, just click the icon to the right of it.

HEX#54555dcopy color code
RGB Decimal84, 85, 93copy color code
RGB Percent32.94%, 33.33%, 36.47%copy color code
HSVHue: 233° Saturation: 9.68% Value: 36.47%copy color code
HSLhsl(233, 5, 35)copy color code
CMYKCyan: 9.68 Magenta: 8.6 Yellow: 0.0 Key: 63.53copy color code
YIQY: 85.613 I: -3.167 Q: 2.278copy color code
XYZX: 8.88 Y: 9.172 Z: 11.656copy color code
CIE LabL:36.313 a:1.389 b:-4.767copy color code
CIE LuvL:36.313 u:-0.973 v:-6.298copy color code
Decimal5526877copy color code
Hunter lab30.285, -0.662, -1.618copy color code
Copy color code
Copy paint color code