Colour
#A63F00
- #A63F00
- Orange
- Dark
- Nearest: Chocolate
#A63F00 is a orange with RGB values 166, 63, 0 and HSL 23°, 100%, 33%. It is a dark colour, so white text on it reaches 6.3:1 contrast (AA for normal text). The nearest named colour is Chocolate.
Colour values
#A63F00#A63F00
HEX#A63F00
RGBrgb(166, 63, 0)
RGB (0–1)0.651, 0.2471, 0
RGB percentages65.1%, 24.7%, 0%
HSLhsl(22.8, 100%, 32.5%)
HSV / HSBhsv(22.8, 100%, 65.1%)
CMYK0%, 62%, 100%, 34.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,895,104
CSS custom property--colour: #A63F00;
Brightness & contrast
Relative luminance0.11662WCAG 2.x, 0 is black and 1 is white
Perceived brightness102.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.3:1
Contrast with white6.3:1WCAG normal text: AA
Contrast with black3.33:1WCAG normal text: Fail
Greyscale equivalent#505050
Inverted#59C0FF
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.3:1WCAG large text: AAA
Contrast with black, large text3.33:1WCAG large text: AA
Named colours
Hue familyorange
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#0067A6
Analogous#A60014, #A69200
Triadic#00A63F, #3F00A6
Split complementary#00A692, #0014A6
Tetradic#14A600, #0067A6, #9200A6
Tints, shades & saturation
Channel breakdown
R166
G63
B0
Red166 (65.1%)
Green63 (24.7%)
Blue0 (0%)
Hue22.77°
Saturation (HSL)100%
Lightness32.55%
Dominant channelRed
Hex per channelR A6 · G 3F · B 00
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