Recognised as Colour
#57FDF3
- #57FDF3
- Cyan
- Light
- Nearest: Aqua
#57FDF3 is a cyan with RGB values 87, 253, 243 and HSL 176°, 98%, 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 Aqua.
Colour values
#57FDF3#57FDF3
HEX#57FDF3
RGBrgb(87, 253, 243)
RGB (0–1)0.3412, 0.9922, 0.9529
RGB percentages34.1%, 99.2%, 95.3%
HSLhsl(176.4, 97.6%, 66.7%)
HSV / HSBhsv(176.4, 65.6%, 99.2%)
CMYK65.6%, 0%, 4%, 0.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,766,643
CSS custom property--colour: #57FDF3;
Brightness & contrast
Relative luminance0.78748WCAG 2.x, 0 is black and 1 is white
Perceived brightness215.8 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#D9D9D9
Inverted#A8020C
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#FD5761
Analogous#57FDA0, #57B4FD
Triadic#F357FD, #FDF357
Split complementary#FD57B4, #FDA057
Tetradic#A057FD, #FD5761, #B4FD57
Tints, shades & saturation
Channel breakdown
R87
G253
B243
Red87 (34.1%)
Green253 (99.2%)
Blue243 (95.3%)
Hue176.39°
Saturation (HSL)97.65%
Lightness66.67%
Dominant channelGreen
Hex per channelR 57 · G FD · B F3
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