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Recognised as Colour

#ACA422

  • #ACA422
  • Yellow
  • Dark
  • Nearest: Olive

#ACA422 is a yellow with RGB values 172, 164, 34 and HSL 57°, 67%, 40%. It is a dark colour, so black text on it reaches 8.1:1 contrast (AAA for normal text). The nearest named colour is Olive.

Colour values

#ACA422#ACA422
HEX#ACA422
RGBrgb(172, 164, 34)
RGB (0–1)0.6745, 0.6431, 0.1333
RGB percentages67.5%, 64.3%, 13.3%
HSLhsl(56.5, 67%, 40.4%)
HSV / HSBhsv(56.5, 80.2%, 67.5%)
CMYK0%, 4.7%, 80.2%, 32.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,314,210
CSS custom property--colour: #ACA422;

Brightness & contrast

Relative luminance0.35437WCAG 2.x, 0 is black and 1 is white
Perceived brightness157.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.09:1
Contrast with white2.6:1WCAG normal text: Fail
Contrast with black8.09:1WCAG normal text: AAA
Greyscale equivalent#9C9C9C
Inverted#535BDD

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B39E00no red cones; affects about 1% of men; ΔE 8.2 from the original
Deuteranopia#B6A32Dno green cones; the most common form, about 1% of men; ΔE 6 from the original
Tritanopia#B9988Cno blue cones; rare, and affects men and women equally; ΔE 55.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.6:1WCAG large text: Fail
Contrast with black, large text8.09:1WCAG large text: AAA

Named colours

Olive · ΔE 15.4Goldenrod · ΔE 21.3Dark goldenrod · ΔE 22.2Olivedrab · ΔE 24.1Dark khaki · ΔE 24.4Yellow green · ΔE 29
Nearest named CSS colourOlive (#808000)ΔE 15.43, a distinctly different colour
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#222AAC
Analogous#AC5F22, #6FAC22
Triadic#22ACA4, #A422AC
Split complementary#226FAC, #5F22AC
Tetradic#22AC5F, #222AAC, #AC226F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EEEBAC
Lighter +30%#E6E081
Lighter +20%#DED656
Lighter +10%#D5CB2C
Darker −10%#817B1A
Darker −20%#575311
Darker −30%#2C2A09
Darker −40%#020200
More saturated +25%#C6BB08
Less saturated −25%#928D3C

Channel breakdown

R172
G164
B34
Red172 (67.5%)
Green164 (64.3%)
Blue34 (13.3%)
Hue56.52°
Saturation (HSL)66.99%
Lightness40.39%
Dominant channelRed
Hex per channelR AC · G A4 · B 22

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Every value on this page was computed from “aca422” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.