Charcoal
#011B3C · Charcoal
#011B3C is Charcoal, a cool blue color. It has an RGB value of 1, 27, 60 and a relative luminance of 0.011, making it a dark surface.
Temperature
❄ Cool
Hue family
blue
Luminance
0.01
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
17.17:1
AA normal✓
AA large✓
AAA normal✓
On black
The quick fox
1.22:1
AA normal✕
AA large✕
AAA normal✕
Color harmonies
Shades & tints
Similar named colors
Frequently asked
What is the color #011B3C?
#011B3C is Charcoal, a cool blue color. In RGB it is 1, 27, 60, and in HSL it is 214°, 97%, 12%.
Is #011B3C a light or dark color?
#011B3C has a relative luminance of 0.011, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #011B3C?
Its complementary color is #3C2301. For softer combinations, try the analogous or split-complementary harmonies shown above.