Lagoon
#18B8CD · Lagoon
#18B8CD is Lagoon, a cool cyan color. It has an RGB value of 24, 184, 205 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 #18B8CD?
#18B8CD is Lagoon, a cool cyan color. In RGB it is 24, 184, 205, and in HSL it is 187°, 79%, 45%.
Is #18B8CD a light or dark color?
#18B8CD 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 #18B8CD?
Its complementary color is #CD2D18. For softer combinations, try the analogous or split-complementary harmonies shown above.