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Colour

#AD4400

  • #AD4400
  • Orange
  • Dark
  • Nearest: Chocolate

#AD4400 is a orange with RGB values 173, 68, 0 and HSL 24°, 100%, 34%. 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

#AD4400#AD4400
HEX#AD4400
RGBrgb(173, 68, 0)
RGB (0–1)0.6784, 0.2667, 0
RGB percentages67.8%, 26.7%, 0%
HSLhsl(23.6, 100%, 33.9%)
HSV / HSBhsv(23.6, 100%, 67.8%)
CMYK0%, 60.7%, 100%, 32.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,355,136
CSS custom property--colour: #AD4400;

Brightness & contrast

Relative luminance0.13018WCAG 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 5.83:1
Contrast with white5.83:1WCAG normal text: AA
Contrast with black3.6:1WCAG normal text: Fail
Greyscale equivalent#555555
Inverted#52BBFF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#635600no red cones; affects about 1% of men; ΔE 45.1 from the original
Deuteranopia#7C6E00no green cones; the most common form, about 1% of men; ΔE 45.5 from the original
Tritanopia#BF283Ano blue cones; rare, and affects men and women equally; ΔE 31.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.83:1WCAG large text: AAA
Contrast with black, large text3.6:1WCAG large text: AA

Named colours

Chocolate · ΔE 14Saddle brown · ΔE 19.5Sienna · ΔE 21Dark red · ΔE 21.8Firebrick · ΔE 22.4Maroon · ΔE 24.3
Nearest named CSS colourChocolate (#D2691E)ΔE 14.02, a distinctly different colour
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#0069AD
Analogous#AD0012, #AD9A00
Triadic#00AD44, #4400AD
Split complementary#00AD9B, #0012AD
Tetradic#12AD00, #0069AD, #9A00AD

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFAE7A
Lighter +30%#FF8F47
Lighter +20%#FF7014
Lighter +10%#E05800
Darker −10%#7A3000
Darker −20%#471C00
Darker −30%#140800
Darker −40%#000000
More saturated +25%#AD4400
Less saturated −25%#974916

Channel breakdown

R173
G68
B0
Red173 (67.8%)
Green68 (26.7%)
Blue0 (0%)
Hue23.58°
Saturation (HSL)100%
Lightness33.92%
Dominant channelRed
Hex per channelR AD · G 44 · B 00

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Every value on this page was computed from “ad4400” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.