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Colour

#A55F17

  • #A55F17
  • Orange
  • Dark
  • Nearest: Saddle brown

#A55F17 is a orange with RGB values 165, 95, 23 and HSL 30°, 76%, 37%. It is a dark colour, so white text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Saddle brown.

Colour values

#A55F17#A55F17
HEX#A55F17
RGBrgb(165, 95, 23)
RGB (0–1)0.6471, 0.3725, 0.0902
RGB percentages64.7%, 37.3%, 9%
HSLhsl(30.4, 75.5%, 36.9%)
HSV / HSBhsv(30.4, 86.1%, 64.7%)
CMYK0%, 42.4%, 86.1%, 35.3%naive device-independent conversion; real print needs an ICC profile
24-bit integer10,837,783
CSS custom property--colour: #A55F17;

Brightness & contrast

Relative luminance0.16246WCAG 2.x, 0 is black and 1 is white
Perceived brightness116.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.94:1
Contrast with white4.94:1WCAG normal text: AA
Contrast with black4.25:1WCAG normal text: Fail
Greyscale equivalent#696969
Inverted#5AA0E8

Colour vision & accessibility

Protanopia#746607no red cones; affects about 1% of men; ΔE 27.7 from the original
Deuteranopia#857617no green cones; the most common form, about 1% of men; ΔE 28 from the original
Tritanopia#B54F52no blue cones; rare, and affects men and women equally; ΔE 35.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.94:1WCAG large text: AAA
Contrast with black, large text4.25:1WCAG large text: AA

Named colours

Nearest named CSS colourSaddle brown (#8B4513)ΔE 13.27, a distinctly different colour
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#175DA5
Analogous#A51817, #A4A517
Triadic#17A55F, #5F17A5
Split complementary#17A4A5, #1817A5
Tetradic#17A518, #175DA5, #A517A4

Tints, shades & saturation

Lighter +40%#F1C597
Lighter +30%#EAAB6B
Lighter +20%#E4923E
Lighter +10%#D2791D
Darker −10%#784511
Darker −20%#4B2B0B
Darker −30%#1F1204
Darker −40%#000000
More saturated +25%#BC5F00
Less saturated −25%#8E5F2F

Channel breakdown

R165
G95
B23
Red165 (64.7%)
Green95 (37.3%)
Blue23 (9%)
Hue30.42°
Saturation (HSL)75.53%
Lightness36.86%
Dominant channelRed
Hex per channelR A5 · G 5F · B 17

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Every value on this page was computed from “a55f17” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.