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Recognised as Colour

#A1AA40

  • #A1AA40
  • Yellow
  • Dark
  • Nearest: Olivedrab

#A1AA40 is a yellow with RGB values 161, 170, 64 and HSL 65°, 45%, 46%. It is a dark colour, so black text on it reaches 8.3:1 contrast (AAA for normal text). The nearest named colour is Olivedrab.

Colour values

#A1AA40#A1AA40
HEX#A1AA40
RGBrgb(161, 170, 64)
RGB (0–1)0.6314, 0.6667, 0.251
RGB percentages63.1%, 66.7%, 25.1%
HSLhsl(65.1, 45.3%, 45.9%)
HSV / HSBhsv(65.1, 62.4%, 66.7%)
CMYK5.3%, 0%, 62.4%, 33.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,594,880
CSS custom property--colour: #A1AA40;

Brightness & contrast

Relative luminance0.36697WCAG 2.x, 0 is black and 1 is white
Perceived brightness158.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.34:1
Contrast with white2.52:1WCAG normal text: Fail
Contrast with black8.34:1WCAG normal text: AAA
Greyscale equivalent#A0A0A0
Inverted#5E55BF

Colour vision & accessibility

Protanopia#B6A233no red cones; affects about 1% of men; ΔE 13.6 from the original
Deuteranopia#B6A447no green cones; the most common form, about 1% of men; ΔE 12.9 from the original
Tritanopia#ABA094no blue cones; rare, and affects men and women equally; ΔE 48.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.52:1WCAG large text: Fail
Contrast with black, large text8.34:1WCAG large text: AAA

Named colours

Nearest named CSS colourOlivedrab (#6B8E23)ΔE 16.51, a distinctly different colour
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#4940AA
Analogous#AA7E40, #6CAA40
Triadic#40A1AA, #AA40A1
Split complementary#406CAA, #7E40AA
Tetradic#40AA7E, #4940AA, #AA406C

Tints, shades & saturation

Lighter +40%#E9EBCB
Lighter +30%#D9DDA6
Lighter +20%#C9CF81
Lighter +10%#B9C15C
Darker −10%#7E8532
Darker −20%#5B6024
Darker −30%#383B16
Darker −40%#151608
More saturated +25%#B9C723
Less saturated −25%#898D5D

Channel breakdown

R161
G170
B64
Red161 (63.1%)
Green170 (66.7%)
Blue64 (25.1%)
Hue65.09°
Saturation (HSL)45.3%
Lightness45.88%
Dominant channelGreen
Hex per channelR A1 · G AA · B 40

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Every value on this page was computed from “a1aa40” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.