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Recognised as Colour

#ACA442

  • #ACA442
  • Yellow
  • Dark
  • Nearest: Dark khaki

#ACA442 is a yellow with RGB values 172, 164, 66 and HSL 55°, 45%, 47%. It is a dark colour, so black text on it reaches 8.1:1 contrast (AAA for normal text). The nearest named colour is Dark khaki.

Colour values

#ACA442#ACA442
HEX#ACA442
RGBrgb(172, 164, 66)
RGB (0–1)0.6745, 0.6431, 0.2588
RGB percentages67.5%, 64.3%, 25.9%
HSLhsl(55.5, 44.5%, 46.7%)
HSV / HSBhsv(55.5, 61.6%, 67.5%)
CMYK0%, 4.7%, 61.6%, 32.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,314,242
CSS custom property--colour: #ACA442;

Brightness & contrast

Relative luminance0.35715WCAG 2.x, 0 is black and 1 is white
Perceived brightness158.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.14:1
Contrast with white2.58:1WCAG normal text: Fail
Contrast with black8.14:1WCAG normal text: AAA
Greyscale equivalent#9F9F9F
Inverted#535BBD

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B19F37no red cones; affects about 1% of men; ΔE 5.7 from the original
Deuteranopia#B4A347no green cones; the most common form, about 1% of men; ΔE 4.6 from the original
Tritanopia#B89A8Fno blue cones; rare, and affects men and women equally; ΔE 44.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.58:1WCAG large text: Fail
Contrast with black, large text8.14:1WCAG large text: AAA

Named colours

Dark khaki · ΔE 13.3Olive · ΔE 16.1Olivedrab · ΔE 22Dark goldenrod · ΔE 24Khaki · ΔE 24.7Goldenrod · ΔE 26.1
Nearest named CSS colourDark khaki (#BDB76B)ΔE 13.26, a distinctly different colour
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#424AAC
Analogous#AC6F42, #7FAC42
Triadic#42ACA4, #A442AC
Split complementary#427FAC, #6F42AC
Tetradic#42AC6F, #424AAC, #AC427F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#ECEACE
Lighter +30%#DEDAA9
Lighter +20%#D0CA84
Lighter +10%#C2BA5F
Darker −10%#878134
Darker −20%#625E26
Darker −30%#3D3B18
Darker −40%#191709
More saturated +25%#CABD24
Less saturated −25%#8E8B60

Channel breakdown

R172
G164
B66
Red172 (67.5%)
Green164 (64.3%)
Blue66 (25.9%)
Hue55.47°
Saturation (HSL)44.54%
Lightness46.67%
Dominant channelRed
Hex per channelR AC · G A4 · B 42

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Every value on this page was computed from “aca442” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.