Lagoon
#12B9D3 · Lagoon
#12B9D3 is Lagoon, a cool cyan color. It has an RGB value of 18, 185, 211 and a relative luminance of 0.395, making it a dark surface.
Temperature
❄ Cool
Hue family
cyan
Luminance
0.40
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
2.36:1
AA normal✕
AA large✕
AAA normal✕
On black
The quick fox
8.91:1
AA normal✓
AA large✓
AAA normal✓
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #12B9D3?
#12B9D3 is Lagoon, a cool cyan color. In RGB it is 18, 185, 211, and in HSL it is 188°, 84%, 45%.
Is #12B9D3 a light or dark color?
#12B9D3 has a relative luminance of 0.395, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #12B9D3?
Its complementary color is #D32C12. For softer combinations, try the analogous or split-complementary harmonies shown above.