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Colour

#81E600

  • #81E600
  • Green
  • Light
  • Nearest: Green yellow

#81E600 is a green with RGB values 129, 230, 0 and HSL 86°, 100%, 45%. It is a light colour, so black text on it reaches 13.3:1 contrast (AAA for normal text). The nearest named colour is Green yellow.

Colour values

#81E600#81E600
HEX#81E600
RGBrgb(129, 230, 0)
RGB (0–1)0.5059, 0.902, 0
RGB percentages50.6%, 90.2%, 0%
HSLhsl(86.3, 100%, 45.1%)
HSV / HSBhsv(86.3, 100%, 90.2%)
CMYK43.9%, 0%, 100%, 9.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,513,024
CSS custom property--colour: #81E600;

Brightness & contrast

Relative luminance0.61261WCAG 2.x, 0 is black and 1 is white
Perceived brightness189.8 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 13.25:1
Contrast with white1.58:1WCAG normal text: Fail
Contrast with black13.25:1WCAG normal text: AAA
Greyscale equivalent#C0C0C0
Inverted#7E19FF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#EFD200no red cones; affects about 1% of men; ΔE 52.4 from the original
Deuteranopia#E2CA32no green cones; the most common form, about 1% of men; ΔE 52.1 from the original
Tritanopia#80DCC3no blue cones; rare, and affects men and women equally; ΔE 80.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.58:1WCAG large text: Fail
Contrast with black, large text13.25:1WCAG large text: AAA

Named colours

Green yellow · ΔE 11.3Lawn green · ΔE 12.4Chartreuse · ΔE 13.4Limegreen · ΔE 22.8Yellow green · ΔE 25.2Lime · ΔE 28.4
Nearest named CSS colourGreen yellow (#ADFF2F)ΔE 11.3, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6500E6
Analogous#E6D800, #0EE600
Triadic#0081E6, #E60081
Split complementary#000EE6, #D800E6
Tetradic#00E6D8, #6500E6, #E6000E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DEFFB3
Lighter +30%#C7FF80
Lighter +20%#B1FF4D
Lighter +10%#9AFF1A
Darker −10%#64B300
Darker −20%#488000
Darker −30%#2B4D00
Darker −40%#0F1A00
More saturated +25%#81E600
Less saturated −25%#7EC91D

Channel breakdown

R129
G230
B0
Red129 (50.6%)
Green230 (90.2%)
Blue0 (0%)
Hue86.35°
Saturation (HSL)100%
Lightness45.1%
Dominant channelGreen
Hex per channelR 81 · G E6 · B 00

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Every value on this page was computed from “81e600” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.