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Colour

#81F017

  • #81F017
  • Green
  • Light
  • Nearest: Lawn green

#81F017 is a green with RGB values 129, 240, 23 and HSL 91°, 88%, 52%. It is a light colour, so black text on it reaches 14.4:1 contrast (AAA for normal text). The nearest named colour is Lawn green.

Colour values

#81F017#81F017
HEX#81F017
RGBrgb(129, 240, 23)
RGB (0–1)0.5059, 0.9412, 0.0902
RGB percentages50.6%, 94.1%, 9%
HSLhsl(90.7, 87.9%, 51.6%)
HSV / HSBhsv(90.7, 90.4%, 94.1%)
CMYK46.3%, 0%, 90.4%, 5.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,515,607
CSS custom property--colour: #81F017;

Brightness & contrast

Relative luminance0.67049WCAG 2.x, 0 is black and 1 is white
Perceived brightness197.1 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 14.41:1
Contrast with white1.46:1WCAG normal text: Fail
Contrast with black14.41:1WCAG normal text: AAA
Greyscale equivalent#C9C9C9
Inverted#7E0FE8

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#F9DB00no red cones; affects about 1% of men; ΔE 55.8 from the original
Deuteranopia#EBD23Bno green cones; the most common form, about 1% of men; ΔE 55.6 from the original
Tritanopia#7EE6CCno blue cones; rare, and affects men and women equally; ΔE 81 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.46:1WCAG large text: Fail
Contrast with black, large text14.41:1WCAG large text: AAA

Named colours

Lawn green · ΔE 8.4Chartreuse · ΔE 9.5Green yellow · ΔE 11.4Limegreen · ΔE 23.4Lime · ΔE 24.7Yellow green · ΔE 28.8
Nearest named CSS colourLawn green (#7CFC00)ΔE 8.43, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8617F0
Analogous#EDF017, #17F01A
Triadic#1781F0, #F01781
Split complementary#1A17F0, #F017ED
Tetradic#17EDF0, #8617F0, #F01A17

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E9FCD7
Lighter +30%#CFF9A7
Lighter +20%#B5F677
Lighter +10%#9BF347
Darker −10%#68C70D
Darker −20%#4F970A
Darker −30%#366707
Darker −40%#1D3704
More saturated +25%#81FF08
Less saturated −25%#82D136

Channel breakdown

R129
G240
B23
Red129 (50.6%)
Green240 (94.1%)
Blue23 (9%)
Hue90.69°
Saturation (HSL)87.85%
Lightness51.57%
Dominant channelGreen
Hex per channelR 81 · G F0 · B 17

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Every value on this page was computed from “81f017” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.