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Recognised as Colour

#81F203

  • #81F203
  • Green
  • Light
  • Nearest: Lawn green

#81F203 is a green with RGB values 129, 242, 3 and HSL 88°, 98%, 48%. It is a light colour, so black text on it reaches 14.6:1 contrast (AAA for normal text). The nearest named colour is Lawn green.

Colour values

#81F203#81F203
HEX#81F203
RGBrgb(129, 242, 3)
RGB (0–1)0.5059, 0.949, 0.0118
RGB percentages50.6%, 94.9%, 1.2%
HSLhsl(88.4, 97.6%, 48%)
HSV / HSBhsv(88.4, 98.8%, 94.9%)
CMYK46.7%, 0%, 98.8%, 5.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,516,099
CSS custom property--colour: #81F203;

Brightness & contrast

Relative luminance0.68178WCAG 2.x, 0 is black and 1 is white
Perceived brightness198.4 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 14.64:1
Contrast with white1.43:1WCAG normal text: Fail
Contrast with black14.64:1WCAG normal text: AAA
Greyscale equivalent#C9C9C9
Inverted#7E0DFC

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FBDD00no red cones; affects about 1% of men; ΔE 56.4 from the original
Deuteranopia#EDD436no green cones; the most common form, about 1% of men; ΔE 56.3 from the original
Tritanopia#7EE8CEno blue cones; rare, and affects men and women equally; ΔE 83.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.43:1WCAG large text: Fail
Contrast with black, large text14.64:1WCAG large text: AAA

Named colours

Lawn green · ΔE 6.2Chartreuse · ΔE 7.2Green yellow · ΔE 11.9Lime · ΔE 23.4Limegreen · ΔE 25.5Yellow green · ΔE 31.1
Nearest named CSS colourLawn green (#7CFC00)ΔE 6.21, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7403F2
Analogous#F2EC03, #09F203
Triadic#0381F2, #F20381
Split complementary#030AF2, #EB03F2
Tetradic#03F2EB, #7403F2, #F2030A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E2FEC3
Lighter +30%#CAFE90
Lighter +20%#B2FD5E
Lighter +10%#9AFC2C
Darker −10%#66C002
Darker −20%#4B8D02
Darker −30%#305B01
Darker −40%#162801
More saturated +25%#81F500
Less saturated −25%#7FD322

Channel breakdown

R129
G242
B3
Red129 (50.6%)
Green242 (94.9%)
Blue3 (1.2%)
Hue88.37°
Saturation (HSL)97.55%
Lightness48.04%
Dominant channelGreen
Hex per channelR 81 · G F2 · B 03

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Every value on this page was computed from “81f203” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.