Recognised as Colour
#66FBEC
- #66FBEC
- Cyan
- Light
- Nearest: Turquoise
#66FBEC is a cyan with RGB values 102, 251, 236 and HSL 174°, 95%, 69%. It is a light colour, so black text on it reaches 16.6:1 contrast (AAA for normal text). The nearest named colour is Turquoise.
Colour values
#66FBEC#66FBEC
HEX#66FBEC
RGBrgb(102, 251, 236)
RGB (0–1)0.4, 0.9843, 0.9255
RGB percentages40%, 98.4%, 92.5%
HSLhsl(174, 94.9%, 69.2%)
HSV / HSBhsv(174, 59.4%, 98.4%)
CMYK59.4%, 0%, 6%, 1.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,749,164
CSS custom property--colour: #66FBEC;
Brightness & contrast
Relative luminance0.77875WCAG 2.x, 0 is black and 1 is white
Perceived brightness215.5 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 16.58:1
Contrast with white1.27:1WCAG normal text: Fail
Contrast with black16.58:1WCAG normal text: AAA
Greyscale equivalent#DADADA
Inverted#990413
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.27:1WCAG large text: Fail
Contrast with black, large text16.58:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#FB6675
Analogous#66FBA2, #66BFFB
Triadic#EC66FB, #FBEC66
Split complementary#FB66BF, #FBA266
Tetradic#A266FB, #FB6675, #BFFB66
Tints, shades & saturation
Channel breakdown
R102
G251
B236
Red102 (40%)
Green251 (98.4%)
Blue236 (92.5%)
Hue173.96°
Saturation (HSL)94.9%
Lightness69.22%
Dominant channelGreen
Hex per channelR 66 · G FB · B EC
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