Signal Cyan
#66C6E1 · Signal Cyan
#66C6E1 is Signal Cyan, a cool cyan color. It has an RGB value of 102, 198, 225 and a relative luminance of 0.486, making it a dark surface.
Temperature
❄ Cool
Hue family
cyan
Luminance
0.49
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
1.96:1
AA normal✕
AA large✕
AAA normal✕
On black
The quick fox
10.73:1
AA normal✓
AA large✓
AAA normal✓
Color harmonies
Shades & tints
Similar named colors
Frequently asked
What is the color #66C6E1?
#66C6E1 is Signal Cyan, a cool cyan color. In RGB it is 102, 198, 225, and in HSL it is 193°, 67%, 64%.
Is #66C6E1 a light or dark color?
#66C6E1 has a relative luminance of 0.486, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #66C6E1?
Its complementary color is #E18066. For softer combinations, try the analogous or split-complementary harmonies shown above.