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Recognised as Colour

#A8FF17

  • #A8FF17
  • Green
  • Light
  • Nearest: Green yellow

#A8FF17 is a green with RGB values 168, 255, 23 and HSL 83°, 100%, 55%. 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

#A8FF17#A8FF17
HEX#A8FF17
RGBrgb(168, 255, 23)
RGB (0–1)0.6588, 1, 0.0902
RGB percentages65.9%, 100%, 9%
HSLhsl(82.5, 100%, 54.5%)
HSV / HSBhsv(82.5, 91%, 100%)
CMYK34.1%, 0%, 91%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,075,351
CSS custom property--colour: #A8FF17;

Brightness & contrast

Relative luminance0.79907WCAG 2.x, 0 is black and 1 is white
Perceived brightness216 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 16.98:1
Contrast with white1.24:1WCAG normal text: Fail
Contrast with black16.98:1WCAG normal text: AAA
Greyscale equivalent#DCDCDC
Inverted#5700E8

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFEB00no red cones; affects about 1% of men; ΔE 43.2 from the original
Deuteranopia#FFE53Dno green cones; the most common form, about 1% of men; ΔE 47.6 from the original
Tritanopia#ACF4D9no blue cones; rare, and affects men and women equally; ΔE 84.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.24:1WCAG large text: Fail
Contrast with black, large text16.98:1WCAG large text: AAA

Named colours

Green yellow · ΔE 4.7Lawn green · ΔE 13.3Chartreuse · ΔE 13.3Yellow green · ΔE 29.8Lime · ΔE 31.7Limegreen · ΔE 33.3
Nearest named CSS colourGreen yellow (#ADFF2F)ΔE 4.69, a close match
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6E17FF
Analogous#FFE217, #34FF17
Triadic#17A8FF, #FF17A8
Split complementary#1734FF, #E217FF
Tetradic#17FFE2, #6E17FF, #FF1734

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F4FFE3
Lighter +30%#E1FFB0
Lighter +20%#CEFF7D
Lighter +10%#BBFF4A
Darker −10%#8EE300
Darker −20%#6EB000
Darker −30%#4E7D00
Darker −40%#2E4A00
More saturated +25%#A8FF17
Less saturated −25%#A1E234

Channel breakdown

R168
G255
B23
Red168 (65.9%)
Green255 (100%)
Blue23 (9%)
Hue82.5°
Saturation (HSL)100%
Lightness54.51%
Dominant channelGreen
Hex per channelR A8 · G FF · B 17

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Every value on this page was computed from “a8ff17” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.