Cobalt
#253E98 · Cobalt
#253E98 is Cobalt, a cool blue color. It has an RGB value of 37, 62, 152 and a relative luminance of 0.061, making it a dark surface.
Temperature
❄ Cool
Hue family
blue
Luminance
0.06
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
9.45:1
AA normal✓
AA large✓
AAA normal✓
On black
The quick fox
2.22:1
AA normal✕
AA large✕
AAA normal✕
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #253E98?
#253E98 is Cobalt, a cool blue color. In RGB it is 37, 62, 152, and in HSL it is 227°, 61%, 37%.
Is #253E98 a light or dark color?
#253E98 has a relative luminance of 0.061, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #253E98?
Its complementary color is #987F25. For softer combinations, try the analogous or split-complementary harmonies shown above.