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Recognised as Colour

#A4B81A

  • #A4B81A
  • Yellow
  • Dark
  • Nearest: Yellow green

#A4B81A is a yellow with RGB values 164, 184, 26 and HSL 68°, 75%, 41%. It is a dark colour, so black text on it reaches 9.4:1 contrast (AAA for normal text). The nearest named colour is Yellow green.

Colour values

#A4B81A#A4B81A
HEX#A4B81A
RGBrgb(164, 184, 26)
RGB (0–1)0.6431, 0.7216, 0.102
RGB percentages64.3%, 72.2%, 10.2%
HSLhsl(67.6, 75.2%, 41.2%)
HSV / HSBhsv(67.6, 85.9%, 72.2%)
CMYK10.9%, 0%, 85.9%, 27.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,795,034
CSS custom property--colour: #A4B81A;

Brightness & contrast

Relative luminance0.42248WCAG 2.x, 0 is black and 1 is white
Perceived brightness167.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.45:1
Contrast with white2.22:1WCAG normal text: Fail
Contrast with black9.45:1WCAG normal text: AAA
Greyscale equivalent#A8A8A8
Inverted#5B47E5

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#C5AD00no red cones; affects about 1% of men; ΔE 20.1 from the original
Deuteranopia#C3AF2Dno green cones; the most common form, about 1% of men; ΔE 19.1 from the original
Tritanopia#AFAD9Dno blue cones; rare, and affects men and women equally; ΔE 64.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.22:1WCAG large text: Fail
Contrast with black, large text9.45:1WCAG large text: AAA

Named colours

Yellow green · ΔE 14.2Olivedrab · ΔE 25.1Olive · ΔE 25.5Dark khaki · ΔE 33.4Goldenrod · ΔE 33.6Gold · ΔE 33.7
Nearest named CSS colourYellow green (#9ACD32)ΔE 14.17, a distinctly different colour
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#2E1AB8
Analogous#B87D1A, #55B81A
Triadic#1AA4B8, #B81AA4
Split complementary#1A55B8, #7D1AB8
Tetradic#1AB87D, #2E1AB8, #B81A55

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EAF3AB
Lighter +30%#DFED7E
Lighter +20%#D4E652
Lighter +10%#C8E025
Darker −10%#7C8B14
Darker −20%#545F0D
Darker −30%#2D3207
Darker −40%#050501
More saturated +25%#B7D200
Less saturated −25%#909E34

Channel breakdown

R164
G184
B26
Red164 (64.3%)
Green184 (72.2%)
Blue26 (10.2%)
Hue67.59°
Saturation (HSL)75.24%
Lightness41.18%
Dominant channelGreen
Hex per channelR A4 · G B8 · B 1A

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Every value on this page was computed from “a4b81a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.