Recognised as Colour
#37FBF2
- #37FBF2
- Cyan
- Light
- Nearest: Aqua
#37FBF2 is a cyan with RGB values 55, 251, 242 and HSL 177°, 96%, 60%. It is a light colour, so black text on it reaches 16.2:1 contrast (AAA for normal text). The nearest named colour is Aqua.
Colour values
#37FBF2#37FBF2
HEX#37FBF2
RGBrgb(55, 251, 242)
RGB (0–1)0.2157, 0.9843, 0.949
RGB percentages21.6%, 98.4%, 94.9%
HSLhsl(177.2, 96.1%, 60%)
HSV / HSBhsv(177.2, 78.1%, 98.4%)
CMYK78.1%, 0%, 3.6%, 1.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,668,978
CSS custom property--colour: #37FBF2;
Brightness & contrast
Relative luminance0.76217WCAG 2.x, 0 is black and 1 is white
Perceived brightness211.1 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 16.24:1
Contrast with white1.29:1WCAG normal text: Fail
Contrast with black16.24:1WCAG normal text: AAA
Greyscale equivalent#D1D1D1
Inverted#C8040D
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 text16.24:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#FB3740
Analogous#37FB90, #37A2FB
Triadic#F237FB, #FBF237
Split complementary#FB37A2, #FB9037
Tetradic#9037FB, #FB3740, #A2FB37
Tints, shades & saturation
Channel breakdown
R55
G251
B242
Red55 (21.6%)
Green251 (98.4%)
Blue242 (94.9%)
Hue177.24°
Saturation (HSL)96.08%
Lightness60%
Dominant channelGreen
Hex per channelR 37 · G FB · B F2
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