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Recognised as Colour

#81D700

  • #81D700
  • Green
  • Light
  • Nearest: Green yellow

#81D700 is a green with RGB values 129, 215, 0 and HSL 84°, 100%, 42%. It is a light colour, so black text on it reaches 11.7:1 contrast (AAA for normal text). The nearest named colour is Green yellow.

Colour values

#81D700#81D700
HEX#81D700
RGBrgb(129, 215, 0)
RGB (0–1)0.5059, 0.8431, 0
RGB percentages50.6%, 84.3%, 0%
HSLhsl(84, 100%, 42.2%)
HSV / HSBhsv(84, 100%, 84.3%)
CMYK40%, 0%, 100%, 15.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,509,184
CSS custom property--colour: #81D700;

Brightness & contrast

Relative luminance0.53268WCAG 2.x, 0 is black and 1 is white
Perceived brightness179.2 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11.65:1
Contrast with white1.8:1WCAG normal text: Fail
Contrast with black11.65:1WCAG normal text: AAA
Greyscale equivalent#B5B5B5
Inverted#7E28FF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#E0C500no red cones; affects about 1% of men; ΔE 46.8 from the original
Deuteranopia#D5BF2Dno green cones; the most common form, about 1% of men; ΔE 46.2 from the original
Tritanopia#82CEB7no blue cones; rare, and affects men and women equally; ΔE 76.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.8:1WCAG large text: Fail
Contrast with black, large text11.65:1WCAG large text: AAA

Named colours

Green yellow · ΔE 14.9Yellow green · ΔE 17.8Lawn green · ΔE 20.5Chartreuse · ΔE 21.5Limegreen · ΔE 21.6Lime · ΔE 35.5
Nearest named CSS colourGreen yellow (#ADFF2F)ΔE 14.9, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5600D7
Analogous#D7C200, #16D700
Triadic#0081D7, #D70081
Split complementary#0016D7, #C200D7
Tetradic#00D7C2, #5600D7, #D70015

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DBFFA4
Lighter +30%#C6FF71
Lighter +20%#B2FF3E
Lighter +10%#9DFF0B
Darker −10%#62A400
Darker −20%#447100
Darker −30%#253E00
Darker −40%#070B00
More saturated +25%#81D700
Less saturated −25%#7CBC1B

Channel breakdown

R129
G215
B0
Red129 (50.6%)
Green215 (84.3%)
Blue0 (0%)
Hue84°
Saturation (HSL)100%
Lightness42.16%
Dominant channelGreen
Hex per channelR 81 · G D7 · B 00

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Every value on this page was computed from “81d700” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.