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Colour

#A49900

  • #A49900
  • Yellow
  • Dark
  • Nearest: Olive

#A49900 is a yellow with RGB values 164, 153, 0 and HSL 56°, 100%, 32%. It is a dark colour, so black text on it reaches 7.1:1 contrast (AAA for normal text). The nearest named colour is Olive.

Colour values

#A49900#A49900
HEX#A49900
RGBrgb(164, 153, 0)
RGB (0–1)0.6431, 0.6, 0
RGB percentages64.3%, 60%, 0%
HSLhsl(56, 100%, 32.2%)
HSV / HSBhsv(56, 100%, 64.3%)
CMYK0%, 6.7%, 100%, 35.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,787,072
CSS custom property--colour: #A49900;

Brightness & contrast

Relative luminance0.30675WCAG 2.x, 0 is black and 1 is white
Perceived brightness147.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.13:1
Contrast with white2.94:1WCAG normal text: Fail
Contrast with black7.13:1WCAG normal text: AAA
Greyscale equivalent#909090
Inverted#5B66FF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A89300no red cones; affects about 1% of men; ΔE 5.2 from the original
Deuteranopia#AC9918no green cones; the most common form, about 1% of men; ΔE 5.2 from the original
Tritanopia#B18D82no blue cones; rare, and affects men and women equally; ΔE 58.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.94:1WCAG large text: Fail
Contrast with black, large text7.13:1WCAG large text: AAA

Named colours

Olive · ΔE 14.1Dark goldenrod · ΔE 20.1Goldenrod · ΔE 20.4Olivedrab · ΔE 25.6Dark khaki · ΔE 28.6Yellow green · ΔE 31.7
Nearest named CSS colourOlive (#808000)ΔE 14.08, a distinctly different colour
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#000BA4
Analogous#A44700, #5DA400
Triadic#00A499, #9900A4
Split complementary#005DA4, #4700A4
Tetradic#00A447, #000BA4, #A4005D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFF571
Lighter +30%#FFF23E
Lighter +20%#FFEF0B
Lighter +10%#D7C900
Darker −10%#716900
Darker −20%#3E3A00
Darker −30%#0B0A00
Darker −40%#000000
More saturated +25%#A49900
Less saturated −25%#908714

Channel breakdown

R164
G153
B0
Red164 (64.3%)
Green153 (60%)
Blue0 (0%)
Hue55.98°
Saturation (HSL)100%
Lightness32.16%
Dominant channelRed
Hex per channelR A4 · G 99 · B 00

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Every value on this page was computed from “a49900” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.