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Colour

#A3EF5B

  • #A3EF5B
  • Green
  • Light
  • Nearest: Yellow green

#A3EF5B is a green with RGB values 163, 239, 91 and HSL 91°, 82%, 65%. It is a light colour, so black text on it reaches 15.1:1 contrast (AAA for normal text). The nearest named colour is Yellow green.

Colour values

#A3EF5B#A3EF5B
HEX#A3EF5B
RGBrgb(163, 239, 91)
RGB (0–1)0.6392, 0.9373, 0.3569
RGB percentages63.9%, 93.7%, 35.7%
HSLhsl(90.8, 82.2%, 64.7%)
HSV / HSBhsv(90.8, 61.9%, 93.7%)
CMYK31.8%, 0%, 61.9%, 6.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,743,643
CSS custom property--colour: #A3EF5B;

Brightness & contrast

Relative luminance0.70275WCAG 2.x, 0 is black and 1 is white
Perceived brightness206 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 15.05:1
Contrast with white1.39:1WCAG normal text: Fail
Contrast with black15.05:1WCAG normal text: AAA
Greyscale equivalent#D4D4D4
Inverted#5C10A4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#F8DE49no red cones; affects about 1% of men; ΔE 41.3 from the original
Deuteranopia#EED866no green cones; the most common form, about 1% of men; ΔE 40.9 from the original
Tritanopia#A5E6D0no blue cones; rare, and affects men and women equally; ΔE 62.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.39:1WCAG large text: Fail
Contrast with black, large text15.05:1WCAG large text: AAA

Named colours

Yellow green · ΔE 14.4Green yellow · ΔE 20.9Pale green · ΔE 24.2Limegreen · ΔE 25Light green · ΔE 25.4Lawn green · ΔE 31
Nearest named CSS colourYellow green (#9ACD32)ΔE 14.38, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A75BEF
Analogous#EDEF5B, #5BEF5D
Triadic#5BA3EF, #EF5BA3
Split complementary#5D5BEF, #EF5BED
Tetradic#5BEDEF, #A75BEF, #EF5D5B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F1FDE6
Lighter +20%#D7F8B8
Lighter +10%#BDF489
Darker −10%#89EA2D
Darker −20%#6FD014
Darker −30%#57A110
Darker −40%#3E730B
More saturated +25%#A3FF4B
Less saturated −25%#A4D871

Channel breakdown

R163
G239
B91
Red163 (63.9%)
Green239 (93.7%)
Blue91 (35.7%)
Hue90.81°
Saturation (HSL)82.22%
Lightness64.71%
Dominant channelGreen
Hex per channelR A3 · G EF · B 5B

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Every value on this page was computed from “a3ef5b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.