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Colour

#AAAA00

  • #AAAA00
  • Yellow
  • Dark
  • Nearest: Olive

#AAAA00 is a yellow with RGB values 170, 170, 0 and HSL 60°, 100%, 33%. It is a dark colour, so black text on it reaches 8.5:1 contrast (AAA for normal text). The nearest named colour is Olive.

Colour values

#AAAA00#AAAA00
HEX#AAAA00
HEX (short)#AA0
RGBrgb(170, 170, 0)
RGB (0–1)0.6667, 0.6667, 0
RGB percentages66.7%, 66.7%, 0%
HSLhsl(60, 100%, 33.3%)
HSV / HSBhsv(60, 100%, 66.7%)
CMYK0%, 0%, 100%, 33.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,184,640
CSS custom property--colour: #AAAA00;

Brightness & contrast

Relative luminance0.37295WCAG 2.x, 0 is black and 1 is white
Perceived brightness160 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.46:1
Contrast with white2.48:1WCAG normal text: Fail
Contrast with black8.46:1WCAG normal text: AAA
Greyscale equivalent#9E9E9E
Inverted#5555FF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B9A200no red cones; affects about 1% of men; ΔE 10.9 from the original
Deuteranopia#BAA61Dno green cones; the most common form, about 1% of men; ΔE 10.5 from the original
Tritanopia#B79E90no blue cones; rare, and affects men and women equally; ΔE 63.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.48:1WCAG large text: Fail
Contrast with black, large text8.46:1WCAG large text: AAA

Named colours

Olive · ΔE 20.6Yellow green · ΔE 24.1Goldenrod · ΔE 24.7Olivedrab · ΔE 26.8Dark goldenrod · ΔE 28Gold · ΔE 29.6
Nearest named CSS colourOlive (#808000)ΔE 20.58, a distinctly different colour
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#0000AA
Analogous#AA5500, #55AA00
Triadic#00AAAA, #AA00AA
Split complementary#0055AA, #5500AA
Tetradic#00AA55, #0000AA, #AA0055

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFF77
Lighter +30%#FFFF44
Lighter +20%#FFFF11
Lighter +10%#DDDD00
Darker −10%#777700
Darker −20%#444400
Darker −30%#111100
Darker −40%#000000
More saturated +25%#AAAA00
Less saturated −25%#959515

Channel breakdown

R170
G170
B0
Red170 (66.7%)
Green170 (66.7%)
Blue0 (0%)
Hue60°
Saturation (HSL)100%
Lightness33.33%
Dominant channelRed and Green
Hex per channelR AA · G AA · B 00

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Every value on this page was computed from “aaaa00” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.