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Recognised as Colour

#A3DE39

  • #A3DE39
  • Green
  • Light
  • Nearest: Yellow green

#A3DE39 is a green with RGB values 163, 222, 57 and HSL 81°, 71%, 55%. It is a light colour, so black text on it reaches 13.1:1 contrast (AAA for normal text). The nearest named colour is Yellow green.

Colour values

#A3DE39#A3DE39
HEX#A3DE39
RGBrgb(163, 222, 57)
RGB (0–1)0.6392, 0.8706, 0.2235
RGB percentages63.9%, 87.1%, 22.4%
HSLhsl(81.5, 71.4%, 54.7%)
HSV / HSBhsv(81.5, 74.3%, 87.1%)
CMYK26.6%, 0%, 74.3%, 12.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,739,257
CSS custom property--colour: #A3DE39;

Brightness & contrast

Relative luminance0.60324WCAG 2.x, 0 is black and 1 is white
Perceived brightness193 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 13.06:1
Contrast with white1.61:1WCAG normal text: Fail
Contrast with black13.06:1WCAG normal text: AAA
Greyscale equivalent#C6C6C6
Inverted#5C21C6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#E9CE13no red cones; affects about 1% of men; ΔE 37 from the original
Deuteranopia#E1CB49no green cones; the most common form, about 1% of men; ΔE 35.4 from the original
Tritanopia#A9D4BFno blue cones; rare, and affects men and women equally; ΔE 68.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.61:1WCAG large text: Fail
Contrast with black, large text13.06:1WCAG large text: AAA

Named colours

Yellow green · ΔE 7.4Green yellow · ΔE 19Limegreen · ΔE 28.3Lawn green · ΔE 31Chartreuse · ΔE 31.8Pale green · ΔE 33.1
Nearest named CSS colourYellow green (#9ACD32)ΔE 7.36, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7439DE
Analogous#DEC639, #51DE39
Triadic#39A3DE, #DE39A3
Split complementary#3950DE, #C739DE
Tetradic#39DEC7, #7439DE, #DE3950

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F4FBE8
Lighter +30%#E0F4BC
Lighter +20%#CCED90
Lighter +10%#B7E565
Darker −10%#89C321
Darker −20%#6B9819
Darker −30%#4C6C12
Darker −40%#2D400B
More saturated +25%#ABFB1C
Less saturated −25%#9BC156

Channel breakdown

R163
G222
B57
Red163 (63.9%)
Green222 (87.1%)
Blue57 (22.4%)
Hue81.45°
Saturation (HSL)71.43%
Lightness54.71%
Dominant channelGreen
Hex per channelR A3 · G DE · B 39

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Every value on this page was computed from “a3de39” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.