Cobalt
#004FBD · Cobalt
#004FBD is Cobalt, a cool blue color. It has an RGB value of 0, 79, 189 and a relative luminance of 0.093, 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
7.36:1
AA normal✓
AA large✓
AAA normal✓
On black
The quick fox
2.85:1
AA normal✕
AA large✕
AAA normal✕
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #004FBD?
#004FBD is Cobalt, a cool blue color. In RGB it is 0, 79, 189, and in HSL it is 215°, 100%, 37%.
Is #004FBD a light or dark color?
#004FBD has a relative luminance of 0.093, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #004FBD?
Its complementary color is #BD6E00. For softer combinations, try the analogous or split-complementary harmonies shown above.