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Recognised as Colour

#81FF43

  • #81FF43
  • Green
  • Light
  • Nearest: Lawn green

#81FF43 is a green with RGB values 129, 255, 67 and HSL 100°, 100%, 63%. It is a light colour, so black text on it reaches 16.3:1 contrast (AAA for normal text). The nearest named colour is Lawn green.

Colour values

#81FF43#81FF43
HEX#81FF43
RGBrgb(129, 255, 67)
RGB (0–1)0.5059, 1, 0.2627
RGB percentages50.6%, 100%, 26.3%
HSLhsl(100.2, 100%, 63.1%)
HSV / HSBhsv(100.2, 73.7%, 100%)
CMYK49.4%, 0%, 73.7%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,519,491
CSS custom property--colour: #81FF43;

Brightness & contrast

Relative luminance0.76592WCAG 2.x, 0 is black and 1 is white
Perceived brightness208.9 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 16.32:1
Contrast with white1.29:1WCAG normal text: Fail
Contrast with black16.32:1WCAG normal text: AAA
Greyscale equivalent#D7D7D7
Inverted#7E00BC

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFE91Ano red cones; affects about 1% of men; ΔE 56.5 from the original
Deuteranopia#F7DF57no green cones; the most common form, about 1% of men; ΔE 58.9 from the original
Tritanopia#78F6DBno blue cones; rare, and affects men and women equally; ΔE 75.5 from the original
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 text16.32:1WCAG large text: AAA

Named colours

Lawn green · ΔE 11.4Chartreuse · ΔE 12.2Green yellow · ΔE 15.3Limegreen · ΔE 21.6Lime · ΔE 22.9Spring green · ΔE 29.3
Nearest named CSS colourLawn green (#7CFC00)ΔE 11.41, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C143FF
Analogous#DFFF43, #43FF63
Triadic#4381FF, #FF4381
Split complementary#6343FF, #FF43DF
Tetradic#43DFFF, #C143FF, #FF6343

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E8FFDC
Lighter +20%#C5FFA9
Lighter +10%#A3FF76
Darker −10%#5FFF10
Darker −20%#49DC00
Darker −30%#38A900
Darker −40%#277600
More saturated +25%#81FF43
Less saturated −25%#89E85A

Channel breakdown

R129
G255
B67
Red129 (50.6%)
Green255 (100%)
Blue67 (26.3%)
Hue100.21°
Saturation (HSL)100%
Lightness63.14%
Dominant channelGreen
Hex per channelR 81 · G FF · B 43

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Every value on this page was computed from “81ff43” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.