Recognised as Colour
#55FFDE
- #55FFDE
- Cyan
- Light
- Nearest: Aquamarine
#55FFDE is a cyan with RGB values 85, 255, 222 and HSL 168°, 100%, 67%. It is a light colour, so black text on it reaches 16.7:1 contrast (AAA for normal text). The nearest named colour is Aquamarine.
Colour values
#55FFDE#55FFDE
HEX#55FFDE
RGBrgb(85, 255, 222)
RGB (0–1)0.3333, 1, 0.8706
RGB percentages33.3%, 100%, 87.1%
HSLhsl(168.4, 100%, 66.7%)
HSV / HSBhsv(168.4, 66.7%, 100%)
CMYK66.7%, 0%, 12.9%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,636,062
CSS custom property--colour: #55FFDE;
Brightness & contrast
Relative luminance0.78725WCAG 2.x, 0 is black and 1 is white
Perceived brightness214.4 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 16.75:1
Contrast with white1.25:1WCAG normal text: Fail
Contrast with black16.75:1WCAG normal text: AAA
Greyscale equivalent#D8D8D8
Inverted#AA0021
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.25:1WCAG large text: Fail
Contrast with black, large text16.75:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#FF5576
Analogous#55FF89, #55CBFF
Triadic#DE55FF, #FFDE55
Split complementary#FF55CB, #FF8955
Tetradic#8955FF, #FF5576, #CBFF55
Tints, shades & saturation
Channel breakdown
R85
G255
B222
Red85 (33.3%)
Green255 (100%)
Blue222 (87.1%)
Hue168.35°
Saturation (HSL)100%
Lightness66.67%
Dominant channelGreen
Hex per channelR 55 · G FF · B DE
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