Recognised as Colour
#AD582C
- #AD582C
- Orange
- Dark
- Nearest: Sienna
#AD582C is a orange with RGB values 173, 88, 44 and HSL 20°, 59%, 43%. It is a dark colour, so white text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Sienna.
Colour values
#AD582C#AD582C
HEX#AD582C
RGBrgb(173, 88, 44)
RGB (0–1)0.6784, 0.3451, 0.1725
RGB percentages67.8%, 34.5%, 17.3%
HSLhsl(20.5, 59.4%, 42.5%)
HSV / HSBhsv(20.5, 74.6%, 67.8%)
CMYK0%, 49.1%, 74.6%, 32.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,360,300
CSS custom property--colour: #AD582C;
Brightness & contrast
Relative luminance0.16046WCAG 2.x, 0 is black and 1 is white
Perceived brightness117.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.99:1
Contrast with white4.99:1WCAG normal text: AA
Contrast with black4.21:1WCAG normal text: Fail
Greyscale equivalent#676767
Inverted#52A7D3
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.99:1WCAG large text: AAA
Contrast with black, large text4.21:1WCAG large text: AA
Named colours
Hue familyorange
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#2C81AD
Analogous#AD2C41, #AD992C
Triadic#2CAD58, #582CAD
Split complementary#2CAD99, #2C41AD
Tetradic#41AD2C, #2C81AD, #982CAD
Tints, shades & saturation
Channel breakdown
R173
G88
B44
Red173 (67.8%)
Green88 (34.5%)
Blue44 (17.3%)
Hue20.47°
Saturation (HSL)59.45%
Lightness42.55%
Dominant channelRed
Hex per channelR AD · G 58 · B 2C
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