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Recognised as Colour

#81FB3A

  • #81FB3A
  • Green
  • Light
  • Nearest: Lawn green

#81FB3A is a green with RGB values 129, 251, 58 and HSL 98°, 96%, 61%. It is a light colour, so black text on it reaches 15.8:1 contrast (AAA for normal text). The nearest named colour is Lawn green.

Colour values

#81FB3A#81FB3A
HEX#81FB3A
RGBrgb(129, 251, 58)
RGB (0–1)0.5059, 0.9843, 0.2275
RGB percentages50.6%, 98.4%, 22.7%
HSLhsl(97.9, 96%, 60.6%)
HSV / HSBhsv(97.9, 76.9%, 98.4%)
CMYK48.6%, 0%, 76.9%, 1.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,518,458
CSS custom property--colour: #81FB3A;

Brightness & contrast

Relative luminance0.73967WCAG 2.x, 0 is black and 1 is white
Perceived brightness205.8 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 15.79:1
Contrast with white1.33:1WCAG normal text: Fail
Contrast with black15.79:1WCAG normal text: AAA
Greyscale equivalent#D3D3D3
Inverted#7E04C5

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFE600no red cones; affects about 1% of men; ΔE 56.9 from the original
Deuteranopia#F4DC50no green cones; the most common form, about 1% of men; ΔE 57.9 from the original
Tritanopia#7AF2D7no blue cones; rare, and affects men and women equally; ΔE 76.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.33:1WCAG large text: Fail
Contrast with black, large text15.79:1WCAG large text: AAA

Named colours

Lawn green · ΔE 10.1Chartreuse · ΔE 11Green yellow · ΔE 13.9Limegreen · ΔE 21.7Lime · ΔE 23.1Yellow green · ΔE 30.5
Nearest named CSS colourLawn green (#7CFC00)ΔE 10.08, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B43AFB
Analogous#E2FB3A, #3AFB54
Triadic#3A81FB, #FB3A81
Split complementary#543AFB, #FB3AE1
Tetradic#3AE1FB, #B43AFB, #FB533A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E1FED0
Lighter +20%#C1FD9E
Lighter +10%#A1FC6C
Darker −10%#61FA08
Darker −20%#4DCB04
Darker −30%#3A9903
Darker −40%#276702
More saturated +25%#80FF36
Less saturated −25%#88E253

Channel breakdown

R129
G251
B58
Red129 (50.6%)
Green251 (98.4%)
Blue58 (22.7%)
Hue97.93°
Saturation (HSL)96.02%
Lightness60.59%
Dominant channelGreen
Hex per channelR 81 · G FB · B 3A

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Every value on this page was computed from “81fb3a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.