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Recognised as Colour

#AC450E

  • #AC450E
  • Orange
  • Dark
  • Nearest: Chocolate

#AC450E is a orange with RGB values 172, 69, 14 and HSL 21°, 85%, 36%. It is a dark colour, so white text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Chocolate.

Colour values

#AC450E#AC450E
HEX#AC450E
RGBrgb(172, 69, 14)
RGB (0–1)0.6745, 0.2706, 0.0549
RGB percentages67.5%, 27.1%, 5.5%
HSLhsl(20.9, 84.9%, 36.5%)
HSV / HSBhsv(20.9, 91.9%, 67.5%)
CMYK0%, 59.9%, 91.9%, 32.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,289,870
CSS custom property--colour: #AC450E;

Brightness & contrast

Relative luminance0.13059WCAG 2.x, 0 is black and 1 is white
Perceived brightness108 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.81:1
Contrast with white5.81:1WCAG normal text: AA
Contrast with black3.61:1WCAG normal text: Fail
Greyscale equivalent#575757
Inverted#53BAF1

Colour vision & accessibility

Protanopia#635701no red cones; affects about 1% of men; ΔE 44.3 from the original
Deuteranopia#7C6E06no green cones; the most common form, about 1% of men; ΔE 44.7 from the original
Tritanopia#BE2B3Bno blue cones; rare, and affects men and women equally; ΔE 28.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.81:1WCAG large text: AAA
Contrast with black, large text3.61:1WCAG large text: AA

Named colours

Nearest named CSS colourChocolate (#D2691E)ΔE 15.31, a distinctly different colour
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#0E75AC
Analogous#AC0E26, #AC940E
Triadic#0EAC45, #450EAC
Split complementary#0EAC94, #0E26AC
Tetradic#26AC0E, #0E75AC, #940EAC

Tints, shades & saturation

Lighter +40%#F6B490
Lighter +30%#F29361
Lighter +20%#EE7332
Lighter +10%#DB5812
Darker −10%#7D320A
Darker −20%#4E1F06
Darker −30%#1F0C02
Darker −40%#000000
More saturated +25%#BA4100
Less saturated −25%#954C25

Channel breakdown

R172
G69
B14
Red172 (67.5%)
Green69 (27.1%)
Blue14 (5.5%)
Hue20.89°
Saturation (HSL)84.95%
Lightness36.47%
Dominant channelRed
Hex per channelR AC · G 45 · B 0E

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Every value on this page was computed from “ac450e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.