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Recognised as Colour

#37E1B3

  • #37E1B3
  • Cyan
  • Light
  • Nearest: Aquamarine

#37E1B3 is a cyan with RGB values 55, 225, 179 and HSL 164°, 74%, 55%. It is a light colour, so black text on it reaches 12.6:1 contrast (AAA for normal text). The nearest named colour is Aquamarine.

Colour values

#37E1B3#37E1B3
HEX#37E1B3
RGBrgb(55, 225, 179)
RGB (0–1)0.2157, 0.8824, 0.702
RGB percentages21.6%, 88.2%, 70.2%
HSLhsl(163.8, 73.9%, 54.9%)
HSV / HSBhsv(163.8, 75.6%, 88.2%)
CMYK75.6%, 0%, 20.4%, 11.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,662,259
CSS custom property--colour: #37E1B3;

Brightness & contrast

Relative luminance0.57917WCAG 2.x, 0 is black and 1 is white
Perceived brightness185.1 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 12.58:1
Contrast with white1.67:1WCAG normal text: Fail
Contrast with black12.58:1WCAG normal text: AAA
Greyscale equivalent#BABABA
Inverted#C81E4C

Colour vision & accessibility

Protanopia#DBD2B1no red cones; affects about 1% of men; ΔE 51.3 from the original
Deuteranopia#C5C2B6no green cones; the most common form, about 1% of men; ΔE 52 from the original
Tritanopia#00E3D4no blue cones; rare, and affects men and women equally; ΔE 16.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.67:1WCAG large text: Fail
Contrast with black, large text12.58:1WCAG large text: AAA

Named colours

Nearest named CSS colourAquamarine (#7FFFD4)ΔE 13.55, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#E13765
Analogous#37E15E, #37BAE1
Triadic#B337E1, #E1B337
Split complementary#E137BA, #E15E37
Tetradic#5E37E1, #E13765, #BAE137

Tints, shades & saturation

Lighter +40%#E8FCF6
Lighter +30%#BCF5E6
Lighter +20%#90EED5
Lighter +10%#63E8C4
Darker −10%#1EC799
Darker −20%#179B77
Darker −30%#116E55
Darker −40%#0A4233
More saturated +25%#1AFEC0
Less saturated −25%#54C4A6

Channel breakdown

R55
G225
B179
Red55 (21.6%)
Green225 (88.2%)
Blue179 (70.2%)
Hue163.76°
Saturation (HSL)73.91%
Lightness54.9%
Dominant channelGreen
Hex per channelR 37 · G E1 · B B3

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Every value on this page was computed from “37e1b3” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.