Cornflower
#3F80CF · Cornflower
#3F80CF is Cornflower, a cool blue color. It has an RGB value of 63, 128, 207 and a relative luminance of 0.210, making it a dark surface.
Temperature
❄ Cool
Hue family
blue
Luminance
0.21
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
4.04:1
AA normal✕
AA large✓
AAA normal✕
On black
The quick fox
5.20:1
AA normal✓
AA large✓
AAA normal✕
Color harmonies
Shades & tints
Similar named colors
Frequently asked
What is the color #3F80CF?
#3F80CF is Cornflower, a cool blue color. In RGB it is 63, 128, 207, and in HSL it is 213°, 60%, 53%.
Is #3F80CF a light or dark color?
#3F80CF has a relative luminance of 0.210, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #3F80CF?
Its complementary color is #CF8E3F. For softer combinations, try the analogous or split-complementary harmonies shown above.