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Recognised as Colour

#A4E028

  • #A4E028
  • Green
  • Light
  • Nearest: Yellow green

#A4E028 is a green with RGB values 164, 224, 40 and HSL 80°, 75%, 52%. It is a light colour, so black text on it reaches 13.3:1 contrast (AAA for normal text). The nearest named colour is Yellow green.

Colour values

#A4E028#A4E028
HEX#A4E028
RGBrgb(164, 224, 40)
RGB (0–1)0.6431, 0.8784, 0.1569
RGB percentages64.3%, 87.8%, 15.7%
HSLhsl(79.6, 74.8%, 51.8%)
HSV / HSBhsv(79.6, 82.1%, 87.8%)
CMYK26.8%, 0%, 82.1%, 12.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,805,288
CSS custom property--colour: #A4E028;

Brightness & contrast

Relative luminance0.61357WCAG 2.x, 0 is black and 1 is white
Perceived brightness194.1 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 13.27:1
Contrast with white1.58:1WCAG normal text: Fail
Contrast with black13.27:1WCAG normal text: AAA
Greyscale equivalent#C6C6C6
Inverted#5B1FD7

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#ECD000no red cones; affects about 1% of men; ΔE 37.5 from the original
Deuteranopia#E4CC3Eno green cones; the most common form, about 1% of men; ΔE 36.9 from the original
Tritanopia#ABD5BFno blue cones; rare, and affects men and women equally; ΔE 73.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.58:1WCAG large text: Fail
Contrast with black, large text13.27:1WCAG large text: AAA

Named colours

Yellow green · ΔE 11.6Green yellow · ΔE 15Lawn green · ΔE 27.5Chartreuse · ΔE 28.2Limegreen · ΔE 29.5Yellow · ΔE 32.4
Nearest named CSS colourYellow green (#9ACD32)ΔE 11.56, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6428E0
Analogous#E0C028, #48E028
Triadic#28A4E0, #E028A4
Split complementary#2848E0, #C028E0
Tetradic#28E0C0, #6428E0, #E02848

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EFFADA
Lighter +30%#DDF3AE
Lighter +20%#CAED81
Lighter +10%#B7E655
Darker −10%#86BA1B
Darker −20%#668E14
Darker −30%#46610E
Darker −40%#263408
More saturated +25%#AFFF09
Less saturated −25%#99C147

Channel breakdown

R164
G224
B40
Red164 (64.3%)
Green224 (87.8%)
Blue40 (15.7%)
Hue79.57°
Saturation (HSL)74.8%
Lightness51.76%
Dominant channelGreen
Hex per channelR A4 · G E0 · B 28

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Every value on this page was computed from “a4e028” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.