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Recognised as Colour

#31BCA4

  • #31BCA4
  • Cyan
  • Dark
  • Nearest: Light seagreen

#31BCA4 is a cyan with RGB values 49, 188, 164 and HSL 170°, 59%, 46%. It is a dark colour, so black text on it reaches 8.9:1 contrast (AAA for normal text). The nearest named colour is Light seagreen.

Colour values

#31BCA4#31BCA4
HEX#31BCA4
RGBrgb(49, 188, 164)
RGB (0–1)0.1922, 0.7373, 0.6431
RGB percentages19.2%, 73.7%, 64.3%
HSLhsl(169.6, 58.6%, 46.5%)
HSV / HSBhsv(169.6, 73.9%, 73.7%)
CMYK73.9%, 0%, 12.8%, 26.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,259,556
CSS custom property--colour: #31BCA4;

Brightness & contrast

Relative luminance0.393WCAG 2.x, 0 is black and 1 is white
Perceived brightness156.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.86:1
Contrast with white2.37:1WCAG normal text: Fail
Contrast with black8.86:1WCAG normal text: AAA
Greyscale equivalent#9D9D9D
Inverted#CE435B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B4B0A3no red cones; affects about 1% of men; ΔE 41.4 from the original
Deuteranopia#A2A3A6no green cones; the most common form, about 1% of men; ΔE 42.3 from the original
Tritanopia#00BFB5no blue cones; rare, and affects men and women equally; ΔE 8.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.37:1WCAG large text: Fail
Contrast with black, large text8.86:1WCAG large text: AAA

Named colours

Light seagreen · ΔE 9.7Medium aquamarine · ΔE 10.1Medium turquoise · ΔE 13.6Turquoise · ΔE 13.7Dark turquoise · ΔE 16.6Dark cyan · ΔE 22.8
Nearest named CSS colourLight seagreen (#20B2AA)ΔE 9.66, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BC3149
Analogous#31BC5F, #318EBC
Triadic#A431BC, #BCA431
Split complementary#BC318E, #BC5F31
Tetradic#5F31BC, #BC3149, #8EBC31

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C8F1EA
Lighter +30%#A0E6DA
Lighter +20%#77DCCA
Lighter +10%#4FD1BB
Darker −10%#269481
Darker −20%#1C6B5D
Darker −30%#11433A
Darker −40%#071A17
More saturated +25%#13DAB7
Less saturated −25%#4F9E91

Channel breakdown

R49
G188
B164
Red49 (19.2%)
Green188 (73.7%)
Blue164 (64.3%)
Hue169.64°
Saturation (HSL)58.65%
Lightness46.47%
Dominant channelGreen
Hex per channelR 31 · G BC · B A4

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Every value on this page was computed from “31bca4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.