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Colour

#A9FF27

  • #A9FF27
  • Green
  • Light
  • Nearest: Green yellow

#A9FF27 is a green with RGB values 169, 255, 39 and HSL 84°, 100%, 58%. It is a light colour, so black text on it reaches 17:1 contrast (AAA for normal text). The nearest named colour is Green yellow.

Colour values

#A9FF27#A9FF27
HEX#A9FF27
RGBrgb(169, 255, 39)
RGB (0–1)0.6627, 1, 0.1529
RGB percentages66.3%, 100%, 15.3%
HSLhsl(83.9, 100%, 57.6%)
HSV / HSBhsv(83.9, 84.7%, 100%)
CMYK33.7%, 0%, 84.7%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,140,903
CSS custom property--colour: #A9FF27;

Brightness & contrast

Relative luminance0.80101WCAG 2.x, 0 is black and 1 is white
Perceived brightness216.5 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 17.02:1
Contrast with white1.23:1WCAG normal text: Fail
Contrast with black17.02:1WCAG normal text: AAA
Greyscale equivalent#DDDDDD
Inverted#5600D8

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFEB00no red cones; affects about 1% of men; ΔE 42.9 from the original
Deuteranopia#FFE544no green cones; the most common form, about 1% of men; ΔE 47.1 from the original
Tritanopia#ADF4DAno blue cones; rare, and affects men and women equally; ΔE 82.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.23:1WCAG large text: Fail
Contrast with black, large text17.02:1WCAG large text: AAA

Named colours

Green yellow · ΔE 2.2Lawn green · ΔE 14.1Chartreuse · ΔE 14.3Yellow green · ΔE 27.8Limegreen · ΔE 31.8Lime · ΔE 32.3
Nearest named CSS colourGreen yellow (#ADFF2F)ΔE 2.23, below the just-noticeable difference
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7D27FF
Analogous#FFE927, #3DFF27
Triadic#27A9FF, #FF27A9
Split complementary#273DFF, #E927FF
Tetradic#27FFE9, #7D27FF, #FF273D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FAFFF3
Lighter +30%#E6FFC0
Lighter +20%#D2FF8D
Lighter +10%#BDFF5A
Darker −10%#92F300
Darker −20%#74C000
Darker −30%#558D00
Darker −40%#365A00
More saturated +25%#A9FF27
Less saturated −25%#A3E442

Channel breakdown

R169
G255
B39
Red169 (66.3%)
Green255 (100%)
Blue39 (15.3%)
Hue83.89°
Saturation (HSL)100%
Lightness57.65%
Dominant channelGreen
Hex per channelR A9 · G FF · B 27

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Every value on this page was computed from “a9ff27” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.