Cobalt
#22578C · Cobalt
#22578C is Cobalt, a cool blue color. It has an RGB value of 34, 87, 140 and a relative luminance of 0.090, making it a dark surface.
Temperature
❄ Cool
Hue family
blue
Luminance
0.09
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
7.47:1
AA normal✓
AA large✓
AAA normal✓
On black
The quick fox
2.81:1
AA normal✕
AA large✕
AAA normal✕
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #22578C?
#22578C is Cobalt, a cool blue color. In RGB it is 34, 87, 140, and in HSL it is 210°, 61%, 34%.
Is #22578C a light or dark color?
#22578C has a relative luminance of 0.090, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #22578C?
Its complementary color is #8C5722. For softer combinations, try the analogous or split-complementary harmonies shown above.