Cobalt
#253498 · Cobalt
#253498 is Cobalt, a cool blue color. It has an RGB value of 37, 52, 152 and a relative luminance of 0.051, making it a dark surface.
Temperature
❄ Cool
Hue family
blue
Luminance
0.05
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
10.38:1
AA normal✓
AA large✓
AAA normal✓
On black
The quick fox
2.02:1
AA normal✕
AA large✕
AAA normal✕
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #253498?
#253498 is Cobalt, a cool blue color. In RGB it is 37, 52, 152, and in HSL it is 232°, 61%, 37%.
Is #253498 a light or dark color?
#253498 has a relative luminance of 0.051, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #253498?
Its complementary color is #988925. For softer combinations, try the analogous or split-complementary harmonies shown above.