Cobalt
#0C5783 · Cobalt
#0C5783 is Cobalt, a cool blue color. It has an RGB value of 12, 87, 131 and a relative luminance of 0.085, 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
7.76:1
AA normal✓
AA large✓
AAA normal✓
On black
The quick fox
2.71:1
AA normal✕
AA large✕
AAA normal✕
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #0C5783?
#0C5783 is Cobalt, a cool blue color. In RGB it is 12, 87, 131, and in HSL it is 202°, 83%, 28%.
Is #0C5783 a light or dark color?
#0C5783 has a relative luminance of 0.085, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #0C5783?
Its complementary color is #83380C. For softer combinations, try the analogous or split-complementary harmonies shown above.