Cornflower
#128FAB · Cornflower
#128FAB is Cornflower, a cool cyan color. It has an RGB value of 18, 143, 171 and a relative luminance of 0.227, making it a dark surface.
Temperature
❄ Cool
Hue family
cyan
Luminance
0.23
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
3.79:1
AA normal✕
AA large✓
AAA normal✕
On black
The quick fox
5.54:1
AA normal✓
AA large✓
AAA normal✕
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #128FAB?
#128FAB is Cornflower, a cool cyan color. In RGB it is 18, 143, 171, and in HSL it is 191°, 81%, 37%.
Is #128FAB a light or dark color?
#128FAB has a relative luminance of 0.227, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #128FAB?
Its complementary color is #AB2E12. For softer combinations, try the analogous or split-complementary harmonies shown above.