Cobalt
#275ABE · Cobalt
#275ABE is Cobalt, a cool blue color. It has an RGB value of 39, 90, 190 and a relative luminance of 0.115, making it a dark surface.
Temperature
❄ Cool
Hue family
blue
Luminance
0.11
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
6.38:1
AA normal✓
AA large✓
AAA normal✕
On black
The quick fox
3.29:1
AA normal✕
AA large✓
AAA normal✕
Color harmonies
Complementary
Analogous
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #275ABE?
#275ABE is Cobalt, a cool blue color. In RGB it is 39, 90, 190, and in HSL it is 220°, 66%, 45%.
Is #275ABE a light or dark color?
#275ABE has a relative luminance of 0.115, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #275ABE?
Its complementary color is #BE8C27. For softer combinations, try the analogous or split-complementary harmonies shown above.