Recognised as Colour
#31FDDF
- #31FDDF
- Cyan
- Light
- Nearest: Aquamarine
#31FDDF is a cyan with RGB values 49, 253, 223 and HSL 171°, 98%, 59%. It is a light colour, so black text on it reaches 16.2:1 contrast (AAA for normal text). The nearest named colour is Aquamarine.
Colour values
#31FDDF#31FDDF
HEX#31FDDF
RGBrgb(49, 253, 223)
RGB (0–1)0.1922, 0.9922, 0.8745
RGB percentages19.2%, 99.2%, 87.5%
HSLhsl(171.2, 98.1%, 59.2%)
HSV / HSBhsv(171.2, 80.6%, 99.2%)
CMYK80.6%, 0%, 11.9%, 0.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,276,255
CSS custom property--colour: #31FDDF;
Brightness & contrast
Relative luminance0.76231WCAG 2.x, 0 is black and 1 is white
Perceived brightness209.7 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 16.25:1
Contrast with white1.29:1WCAG normal text: Fail
Contrast with black16.25:1WCAG normal text: AAA
Greyscale equivalent#CFCFCF
Inverted#CE0220
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.29:1WCAG large text: Fail
Contrast with black, large text16.25:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#FD314F
Analogous#31FD79, #31B5FD
Triadic#DF31FD, #FDDF31
Split complementary#FD31B5, #FD7931
Tetradic#7931FD, #FD314F, #B5FD31
Tints, shades & saturation
Channel breakdown
R49
G253
B223
Red49 (19.2%)
Green253 (99.2%)
Blue223 (87.5%)
Hue171.18°
Saturation (HSL)98.08%
Lightness59.22%
Dominant channelGreen
Hex per channelR 31 · G FD · B DF
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