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Colour

#A9FF55

  • #A9FF55
  • Green
  • Light
  • Nearest: Green yellow

#A9FF55 is a green with RGB values 169, 255, 85 and HSL 90°, 100%, 67%. It is a light colour, so black text on it reaches 17.1:1 contrast (AAA for normal text). The nearest named colour is Green yellow.

Colour values

#A9FF55#A9FF55
HEX#A9FF55
RGBrgb(169, 255, 85)
RGB (0–1)0.6627, 1, 0.3333
RGB percentages66.3%, 100%, 33.3%
HSLhsl(90.4, 100%, 66.7%)
HSV / HSBhsv(90.4, 66.7%, 100%)
CMYK33.7%, 0%, 66.7%, 0%naive device-independent conversion; real print needs an ICC profile
24-bit integer11,140,949
CSS custom property--colour: #A9FF55;

Brightness & contrast

Relative luminance0.80611WCAG 2.x, 0 is black and 1 is white
Perceived brightness218 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 17.12:1
Contrast with white1.23:1WCAG normal text: Fail
Contrast with black17.12:1WCAG normal text: AAA
Greyscale equivalent#E0E0E0
Inverted#5600AA

Colour vision & accessibility

Protanopia#FFEC3Cno red cones; affects about 1% of men; ΔE 42 from the original
Deuteranopia#FDE664no green cones; the most common form, about 1% of men; ΔE 45 from the original
Tritanopia#ABF5DDno blue cones; rare, and affects men and women equally; ΔE 70 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.23:1WCAG large text: Fail
Contrast with black, large text17.12:1WCAG large text: AAA

Named colours

Nearest named CSS colourGreen yellow (#ADFF2F)ΔE 11.88, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#AB55FF
Analogous#FEFF55, #55FF56
Triadic#55A9FF, #FF55A9
Split complementary#5655FF, #FF55FE
Tetradic#55FEFF, #AB55FF, #FF5655

Tints, shades & saturation

Lighter +40%#FFFFFF
Lighter +30%#F6FFEE
Lighter +20%#DDFFBB
Lighter +10%#C3FF88
Darker −10%#8FFF22
Darker −20%#76EE00
Darker −30%#5CBB00
Darker −40%#438800
More saturated +25%#A9FF55
Less saturated −25%#A9EA6A

Channel breakdown

R169
G255
B85
Red169 (66.3%)
Green255 (100%)
Blue85 (33.3%)
Hue90.35°
Saturation (HSL)100%
Lightness66.67%
Dominant channelGreen
Hex per channelR A9 · G FF · B 55

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Every value on this page was computed from “a9ff55” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.