Recognised as Colour
#55FDE4
- #55FDE4
- Cyan
- Light
- Nearest: Aquamarine
#55FDE4 is a cyan with RGB values 85, 253, 228 and HSL 171°, 98%, 66%. It is a light colour, so black text on it reaches 16.6:1 contrast (AAA for normal text). The nearest named colour is Aquamarine.
Colour values
#55FDE4#55FDE4
HEX#55FDE4
RGBrgb(85, 253, 228)
RGB (0–1)0.3333, 0.9922, 0.8941
RGB percentages33.3%, 99.2%, 89.4%
HSLhsl(171.1, 97.7%, 66.3%)
HSV / HSBhsv(171.1, 66.4%, 99.2%)
CMYK66.4%, 0%, 9.9%, 0.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,635,556
CSS custom property--colour: #55FDE4;
Brightness & contrast
Relative luminance0.77783WCAG 2.x, 0 is black and 1 is white
Perceived brightness213.7 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 16.56:1
Contrast with white1.27:1WCAG normal text: Fail
Contrast with black16.56:1WCAG normal text: AAA
Greyscale equivalent#D7D7D7
Inverted#AA021B
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 text16.56:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#FD556E
Analogous#55FD90, #55C2FD
Triadic#E455FD, #FDE455
Split complementary#FD55C2, #FD9055
Tetradic#9055FD, #FD556E, #C2FD55
Tints, shades & saturation
Channel breakdown
R85
G253
B228
Red85 (33.3%)
Green253 (99.2%)
Blue228 (89.4%)
Hue171.07°
Saturation (HSL)97.67%
Lightness66.27%
Dominant channelGreen
Hex per channelR 55 · G FD · B E4
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