Nerdulator> put something in

Recognised as Colour

#81F342

  • #81F342
  • Green
  • Light
  • Nearest: Green yellow

#81F342 is a green with RGB values 129, 243, 66 and HSL 99°, 88%, 61%. It is a light colour, so black text on it reaches 14.8:1 contrast (AAA for normal text). The nearest named colour is Green yellow.

Colour values

#81F342#81F342
HEX#81F342
RGBrgb(129, 243, 66)
RGB (0–1)0.5059, 0.9529, 0.2588
RGB percentages50.6%, 95.3%, 25.9%
HSLhsl(98.6, 88.1%, 60.6%)
HSV / HSBhsv(98.6, 72.8%, 95.3%)
CMYK46.9%, 0%, 72.8%, 4.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,516,418
CSS custom property--colour: #81F342;

Brightness & contrast

Relative luminance0.69162WCAG 2.x, 0 is black and 1 is white
Perceived brightness200.3 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 14.83:1
Contrast with white1.42:1WCAG normal text: Fail
Contrast with black14.83:1WCAG normal text: AAA
Greyscale equivalent#CECECE
Inverted#7E0CBD

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FBDF1Eno red cones; affects about 1% of men; ΔE 55.6 from the original
Deuteranopia#ECD554no green cones; the most common form, about 1% of men; ΔE 54.9 from the original
Tritanopia#7BEAD1no blue cones; rare, and affects men and women equally; ΔE 72.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.42:1WCAG large text: Fail
Contrast with black, large text14.83:1WCAG large text: AAA

Named colours

Green yellow · ΔE 15.1Lawn green · ΔE 15.9Chartreuse · ΔE 16.9Limegreen · ΔE 17.8Yellow green · ΔE 25.5Lime · ΔE 28.1
Nearest named CSS colourGreen yellow (#ADFF2F)ΔE 15.07, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B442F3
Analogous#DAF342, #42F35B
Triadic#4281F3, #F34281
Split complementary#5C42F3, #F342D9
Tetradic#42D9F3, #B442F3, #F35B42

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E1FCD2
Lighter +20%#C1F9A2
Lighter +10%#A1F672
Darker −10%#61F012
Darker −20%#4DC30C
Darker −30%#3A9309
Darker −40%#276306
More saturated +25%#7EFF36
Less saturated −25%#88DA5B

Channel breakdown

R129
G243
B66
Red129 (50.6%)
Green243 (95.3%)
Blue66 (25.9%)
Hue98.64°
Saturation (HSL)88.06%
Lightness60.59%
Dominant channelGreen
Hex per channelR 81 · G F3 · B 42

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “81f342” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.