Colour
#66F7ED
- #66F7ED
- Cyan
- Light
- Nearest: Turquoise
#66F7ED is a cyan with RGB values 102, 247, 237 and HSL 176°, 90%, 68%. It is a light colour, so black text on it reaches 16.1:1 contrast (AAA for normal text). The nearest named colour is Turquoise.
Colour values
#66F7ED#66F7ED
HEX#66F7ED
RGBrgb(102, 247, 237)
RGB (0–1)0.4, 0.9686, 0.9294
RGB percentages40%, 96.9%, 92.9%
HSLhsl(175.9, 90.1%, 68.4%)
HSV / HSBhsv(175.9, 58.7%, 96.9%)
CMYK58.7%, 0%, 4%, 3.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,748,141
CSS custom property--colour: #66F7ED;
Brightness & contrast
Relative luminance0.75461WCAG 2.x, 0 is black and 1 is white
Perceived brightness212.9 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 16.09:1
Contrast with white1.3:1WCAG normal text: Fail
Contrast with black16.09:1WCAG normal text: AAA
Greyscale equivalent#D7D7D7
Inverted#990812
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.3:1WCAG large text: Fail
Contrast with black, large text16.09:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#F76670
Analogous#66F7A5, #66B9F7
Triadic#ED66F7, #F7ED66
Split complementary#F766B9, #F7A566
Tetradic#A466F7, #F76670, #B8F766
Tints, shades & saturation
Channel breakdown
R102
G247
B237
Red102 (40%)
Green247 (96.9%)
Blue237 (92.9%)
Hue175.86°
Saturation (HSL)90.06%
Lightness68.43%
Dominant channelGreen
Hex per channelR 66 · G F7 · B ED
Keep nerding
Every link below is a page Nerdulator can generate from what it already knows about this value.
Nerdulate something else
Nothing in mind? Surprise me · today’s page