Lagoon
#31B5DD · Lagoon
#31B5DD is Lagoon, a cool cyan color. It has an RGB value of 49, 181, 221 and a relative luminance of 0.389, making it a dark surface.
Temperature
❄ Cool
Hue family
cyan
Luminance
0.39
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
2.39:1
AA normal✕
AA large✕
AAA normal✕
On black
The quick fox
8.78:1
AA normal✓
AA large✓
AAA normal✓
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #31B5DD?
#31B5DD is Lagoon, a cool cyan color. In RGB it is 49, 181, 221, and in HSL it is 194°, 72%, 53%.
Is #31B5DD a light or dark color?
#31B5DD has a relative luminance of 0.389, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #31B5DD?
Its complementary color is #DD5931. For softer combinations, try the analogous or split-complementary harmonies shown above.