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Recognised as Colour

#81D587

  • #81D587
  • Green
  • Light
  • Nearest: Light green

#81D587 is a green with RGB values 129, 213, 135 and HSL 124°, 50%, 67%. It is a light colour, so black text on it reaches 11.8:1 contrast (AAA for normal text). The nearest named colour is Light green.

Colour values

#81D587#81D587
HEX#81D587
RGBrgb(129, 213, 135)
RGB (0–1)0.5059, 0.8353, 0.5294
RGB percentages50.6%, 83.5%, 52.9%
HSLhsl(124.3, 50%, 67.1%)
HSV / HSBhsv(124.3, 39.4%, 83.5%)
CMYK39.4%, 0%, 36.6%, 16.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,508,807
CSS custom property--colour: #81D587;

Brightness & contrast

Relative luminance0.54005WCAG 2.x, 0 is black and 1 is white
Perceived brightness183.5 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11.8:1
Contrast with white1.78:1WCAG normal text: Fail
Contrast with black11.8:1WCAG normal text: AAA
Greyscale equivalent#BEBEBE
Inverted#7E2A78

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#D8C782no red cones; affects about 1% of men; ΔE 38.1 from the original
Deuteranopia#CBBF8Cno green cones; the most common form, about 1% of men; ΔE 38 from the original
Tritanopia#76D1C1no blue cones; rare, and affects men and women equally; ΔE 33 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.78:1WCAG large text: Fail
Contrast with black, large text11.8:1WCAG large text: AAA

Named colours

Light green · ΔE 11.3Pale green · ΔE 16.1Medium seagreen · ΔE 16.2Dark seagreen · ΔE 22.6Medium aquamarine · ΔE 22.8Aquamarine · ΔE 25.4
Nearest named CSS colourLight green (#90EE90)ΔE 11.32, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D581CF
Analogous#A5D581, #81D5B1
Triadic#8781D5, #D58781
Split complementary#B181D5, #D581A5
Tetradic#81A5D5, #D581CF, #D5B181

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F4FBF4
Lighter +20%#CEEFD0
Lighter +10%#A7E2AB
Darker −10%#5BC863
Darker −20%#3CB445
Darker −30%#2F8E36
Darker −40%#226827
More saturated +25%#6CEA75
Less saturated −25%#96C099

Channel breakdown

R129
G213
B135
Red129 (50.6%)
Green213 (83.5%)
Blue135 (52.9%)
Hue124.29°
Saturation (HSL)50%
Lightness67.06%
Dominant channelGreen
Hex per channelR 81 · G D5 · B 87

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Every value on this page was computed from “81d587” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.