Cobalt
#072188 · Cobalt
#072188 is Cobalt, a cool blue color. It has an RGB value of 7, 33, 136 and a relative luminance of 0.029, making it a dark surface.
Temperature
❄ Cool
Hue family
blue
Luminance
0.03
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
13.27:1
AA normal✓
AA large✓
AAA normal✓
On black
The quick fox
1.58:1
AA normal✕
AA large✕
AAA normal✕
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #072188?
#072188 is Cobalt, a cool blue color. In RGB it is 7, 33, 136, and in HSL it is 228°, 90%, 28%.
Is #072188 a light or dark color?
#072188 has a relative luminance of 0.029, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #072188?
Its complementary color is #886E07. For softer combinations, try the analogous or split-complementary harmonies shown above.