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Recognised as Colour

#A28A05

  • #A28A05
  • Yellow
  • Dark
  • Nearest: Dark goldenrod

#A28A05 is a yellow with RGB values 162, 138, 5 and HSL 51°, 94%, 33%. It is a dark colour, so black text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Dark goldenrod.

Colour values

#A28A05#A28A05
HEX#A28A05
RGBrgb(162, 138, 5)
RGB (0–1)0.6353, 0.5412, 0.0196
RGB percentages63.5%, 54.1%, 2%
HSLhsl(50.8, 94%, 32.7%)
HSV / HSBhsv(50.8, 96.9%, 63.5%)
CMYK0%, 14.8%, 96.9%, 36.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,652,165
CSS custom property--colour: #A28A05;

Brightness & contrast

Relative luminance0.25869WCAG 2.x, 0 is black and 1 is white
Perceived brightness137.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.17:1
Contrast with white3.4:1WCAG normal text: Fail
Contrast with black6.17:1WCAG normal text: AA
Greyscale equivalent#858585
Inverted#5D75FA

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9A8700no red cones; affects about 1% of men; ΔE 2.8 from the original
Deuteranopia#A08E16no green cones; the most common form, about 1% of men; ΔE 3.9 from the original
Tritanopia#B07E75no blue cones; rare, and affects men and women equally; ΔE 53.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.4:1WCAG large text: AA
Contrast with black, large text6.17:1WCAG large text: AAA

Named colours

Dark goldenrod · ΔE 12.5Olive · ΔE 13.1Goldenrod · ΔE 18.4Peru · ΔE 27.8Dark khaki · ΔE 27.9Olivedrab · ΔE 28.6
Nearest named CSS colourDark goldenrod (#B8860B)ΔE 12.47, a distinctly different colour
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#051DA2
Analogous#A23B05, #6CA205
Triadic#05A28A, #8A05A2
Split complementary#056BA2, #3B05A2
Tetradic#05A23B, #051DA2, #A2056B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FBE778
Lighter +30%#F9DE47
Lighter +20%#F8D515
Lighter +10%#D3B407
Darker −10%#716003
Darker −20%#3F3602
Darker −30%#0E0C00
Darker −40%#000000
More saturated +25%#A78D00
Less saturated −25%#8D7C1A

Channel breakdown

R162
G138
B5
Red162 (63.5%)
Green138 (54.1%)
Blue5 (2%)
Hue50.83°
Saturation (HSL)94.01%
Lightness32.75%
Dominant channelRed
Hex per channelR A2 · G 8A · B 05

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Every value on this page was computed from “a28a05” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.