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Colour

#31C4BF

  • #31C4BF
  • Cyan
  • Dark
  • Nearest: Medium turquoise

#31C4BF is a cyan with RGB values 49, 196, 191 and HSL 178°, 60%, 48%. It is a dark colour, so black text on it reaches 9.8:1 contrast (AAA for normal text). The nearest named colour is Medium turquoise.

Colour values

#31C4BF#31C4BF
HEX#31C4BF
RGBrgb(49, 196, 191)
RGB (0–1)0.1922, 0.7686, 0.749
RGB percentages19.2%, 76.9%, 74.9%
HSLhsl(178, 60%, 48%)
HSV / HSBhsv(178, 75%, 76.9%)
CMYK75%, 0%, 2.6%, 23.1%naive device-independent conversion; real print needs an ICC profile
24-bit integer3,261,631
CSS custom property--colour: #31C4BF;

Brightness & contrast

Relative luminance0.43894WCAG 2.x, 0 is black and 1 is white
Perceived brightness165.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.78:1
Contrast with white2.15:1WCAG normal text: Fail
Contrast with black9.78:1WCAG normal text: AAA
Greyscale equivalent#A4A4A4
Inverted#CE3B40

Colour vision & accessibility

Protanopia#B8BABFno red cones; affects about 1% of men; ΔE 38.8 from the original
Deuteranopia#A3AAC0no green cones; the most common form, about 1% of men; ΔE 40.3 from the original
Tritanopia#00CAC2no blue cones; rare, and affects men and women equally; ΔE 4.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.15:1WCAG large text: Fail
Contrast with black, large text9.78:1WCAG large text: AAA

Named colours

Nearest named CSS colourMedium turquoise (#48D1CC)ΔE 4.77, a close match
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#C43136
Analogous#31C476, #317FC4
Triadic#BF31C4, #C4BF31
Split complementary#C43180, #C47631
Tetradic#7531C4, #C43136, #7FC431

Tints, shades & saturation

Lighter +40%#CEF3F2
Lighter +30%#A5E9E6
Lighter +20%#7DDEDB
Lighter +10%#54D4D0
Darker −10%#279B97
Darker −20%#1D726F
Darker −30%#124A48
Darker −40%#082120
More saturated +25%#12E3DC
Less saturated −25%#50A5A2

Channel breakdown

R49
G196
B191
Red49 (19.2%)
Green196 (76.9%)
Blue191 (74.9%)
Hue177.96°
Saturation (HSL)60%
Lightness48.04%
Dominant channelGreen
Hex per channelR 31 · G C4 · B BF

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Every value on this page was computed from “31c4bf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.