Charcoal
#0F2157 · Charcoal
#0F2157 is Charcoal, a cool blue color. It has an RGB value of 15, 33, 87 and a relative luminance of 0.019, making it a dark surface.
Temperature
❄ Cool
Hue family
blue
Luminance
0.02
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
15.27:1
AA normal✓
AA large✓
AAA normal✓
On black
The quick fox
1.38:1
AA normal✕
AA large✕
AAA normal✕
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #0F2157?
#0F2157 is Charcoal, a cool blue color. In RGB it is 15, 33, 87, and in HSL it is 225°, 71%, 20%.
Is #0F2157 a light or dark color?
#0F2157 has a relative luminance of 0.019, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #0F2157?
Its complementary color is #57450F. For softer combinations, try the analogous or split-complementary harmonies shown above.