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Recognised as Colour

#81F7CB

  • #81F7CB
  • Cyan
  • Light
  • Nearest: Aquamarine

#81F7CB is a cyan with RGB values 129, 247, 203 and HSL 158°, 88%, 74%. It is a light colour, so black text on it reaches 16.1:1 contrast (AAA for normal text). The nearest named colour is Aquamarine.

Colour values

#81F7CB#81F7CB
HEX#81F7CB
RGBrgb(129, 247, 203)
RGB (0–1)0.5059, 0.9686, 0.7961
RGB percentages50.6%, 96.9%, 79.6%
HSLhsl(157.6, 88.1%, 73.7%)
HSV / HSBhsv(157.6, 47.8%, 96.9%)
CMYK47.8%, 0%, 17.8%, 3.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,517,579
CSS custom property--colour: #81F7CB;

Brightness & contrast

Relative luminance0.755WCAG 2.x, 0 is black and 1 is white
Perceived brightness213.3 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 16.1:1
Contrast with white1.3:1WCAG normal text: Fail
Contrast with black16.1:1WCAG normal text: AAA
Greyscale equivalent#DBDBDB
Inverted#7E0834

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#F2E9C9no red cones; affects about 1% of men; ΔE 41.9 from the original
Deuteranopia#E0DCCEno green cones; the most common form, about 1% of men; ΔE 42.7 from the original
Tritanopia#58F8EAno blue cones; rare, and affects men and women equally; ΔE 16.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.3:1WCAG large text: Fail
Contrast with black, large text16.1:1WCAG large text: AAA

Named colours

Aquamarine · ΔE 3.4Medium aquamarine · ΔE 15.1Turquoise · ΔE 17.2Medium turquoise · ΔE 23.9Aqua · ΔE 25.5Cyan · ΔE 25.5
Nearest named CSS colourAquamarine (#7FFFD4)ΔE 3.37, a close match
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F781AD
Analogous#81F790, #81E8F7
Triadic#CB81F7, #F7CB81
Split complementary#F781E8, #F79081
Tetradic#9081F7, #F781AD, #E8F781

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#E1FDF3
Lighter +10%#B1FADF
Darker −10%#51F4B7
Darker −20%#21F1A3
Darker −30%#0DD288
Darker −40%#0AA269
More saturated +25%#79FFCD
Less saturated −25%#92E6C7

Channel breakdown

R129
G247
B203
Red129 (50.6%)
Green247 (96.9%)
Blue203 (79.6%)
Hue157.63°
Saturation (HSL)88.06%
Lightness73.73%
Dominant channelGreen
Hex per channelR 81 · G F7 · B CB

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Every value on this page was computed from “81f7cb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.