Signal Cyan
#18DDF7 · Signal Cyan
#18DDF7 is Signal Cyan, a cool cyan color. It has an RGB value of 24, 221, 247 and a relative luminance of 0.586, making it a light surface.
Temperature
❄ Cool
Hue family
cyan
Luminance
0.59
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
1.65:1
AA normal✕
AA large✕
AAA normal✕
On black
The quick fox
12.72:1
AA normal✓
AA large✓
AAA normal✓
Color harmonies
Shades & tints
Similar named colors
Frequently asked
What is the color #18DDF7?
#18DDF7 is Signal Cyan, a cool cyan color. In RGB it is 24, 221, 247, and in HSL it is 187°, 93%, 53%.
Is #18DDF7 a light or dark color?
#18DDF7 has a relative luminance of 0.586, so it reads as a light surface. Use dark text on top of it for the best contrast.
What colors go well with #18DDF7?
Its complementary color is #F73218. For softer combinations, try the analogous or split-complementary harmonies shown above.