Cornflower
#3181DD · Cornflower
#3181DD is Cornflower, a cool blue color. It has an RGB value of 49, 129, 221 and a relative luminance of 0.216, making it a dark surface.
Temperature
❄ Cool
Hue family
blue
Luminance
0.22
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
3.95:1
AA normal✕
AA large✓
AAA normal✕
On black
The quick fox
5.31:1
AA normal✓
AA large✓
AAA normal✕
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #3181DD?
#3181DD is Cornflower, a cool blue color. In RGB it is 49, 129, 221, and in HSL it is 212°, 72%, 53%.
Is #3181DD a light or dark color?
#3181DD has a relative luminance of 0.216, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #3181DD?
Its complementary color is #DD8D31. For softer combinations, try the analogous or split-complementary harmonies shown above.