Cobalt
#2651C0 · Cobalt
#2651C0 is Cobalt, a cool blue color. It has an RGB value of 38, 81, 192 and a relative luminance of 0.101, making it a dark surface.
Temperature
❄ Cool
Hue family
blue
Luminance
0.10
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
6.95:1
AA normal✓
AA large✓
AAA normal✕
On black
The quick fox
3.02:1
AA normal✕
AA large✓
AAA normal✕
Color harmonies
Complementary
Analogous
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #2651C0?
#2651C0 is Cobalt, a cool blue color. In RGB it is 38, 81, 192, and in HSL it is 223°, 67%, 45%.
Is #2651C0 a light or dark color?
#2651C0 has a relative luminance of 0.101, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #2651C0?
Its complementary color is #C09426. For softer combinations, try the analogous or split-complementary harmonies shown above.