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Recognised as Colour

#A9F81E

  • #A9F81E
  • Green
  • Light
  • Nearest: Green yellow

#A9F81E is a green with RGB values 169, 248, 30 and HSL 82°, 94%, 55%. It is a light colour, so black text on it reaches 16.1:1 contrast (AAA for normal text). The nearest named colour is Green yellow.

Colour values

#A9F81E#A9F81E
HEX#A9F81E
RGBrgb(169, 248, 30)
RGB (0–1)0.6627, 0.9725, 0.1176
RGB percentages66.3%, 97.3%, 11.8%
HSLhsl(81.7, 94%, 54.5%)
HSV / HSBhsv(81.7, 87.9%, 97.3%)
CMYK31.9%, 0%, 87.9%, 2.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,139,102
CSS custom property--colour: #A9F81E;

Brightness & contrast

Relative luminance0.75664WCAG 2.x, 0 is black and 1 is white
Perceived brightness211.5 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 16.13:1
Contrast with white1.3:1WCAG normal text: Fail
Contrast with black16.13:1WCAG normal text: AAA
Greyscale equivalent#D7D7D7
Inverted#5607E1

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFE500no red cones; affects about 1% of men; ΔE 43.1 from the original
Deuteranopia#F9E03Eno green cones; the most common form, about 1% of men; ΔE 44.3 from the original
Tritanopia#AEEDD3no blue cones; rare, and affects men and women equally; ΔE 81.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.3:1WCAG large text: Fail
Contrast with black, large text16.13:1WCAG large text: AAA

Named colours

Green yellow · ΔE 2.8Lawn green · ΔE 16.4Chartreuse · ΔE 16.7Yellow green · ΔE 25.2Limegreen · ΔE 31.8Yellow · ΔE 32.9
Nearest named CSS colourGreen yellow (#ADFF2F)ΔE 2.83, a close match
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6D1EF8
Analogous#F8DA1E, #3CF81E
Triadic#1EA9F8, #F81EA9
Split complementary#1E3CF8, #DA1EF8
Tetradic#1EF8DA, #6D1EF8, #F81E3C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F5FEE4
Lighter +30%#E2FDB2
Lighter +20%#CFFB81
Lighter +10%#BCFA4F
Darker −10%#8FDC07
Darker −20%#6FAB05
Darker −30%#4F7904
Darker −40%#2F4802
More saturated +25%#ABFF17
Less saturated −25%#A1DB3B

Channel breakdown

R169
G248
B30
Red169 (66.3%)
Green248 (97.3%)
Blue30 (11.8%)
Hue81.74°
Saturation (HSL)93.97%
Lightness54.51%
Dominant channelGreen
Hex per channelR A9 · G F8 · B 1E

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Every value on this page was computed from “a9f81e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.