Recognised as Colour
#A3192B
- #A3192B
- Red
- Dark
- Nearest: Brown
#A3192B is a red with RGB values 163, 25, 43 and HSL 352°, 73%, 37%. It is a dark colour, so white text on it reaches 7.7:1 contrast (AAA for normal text). The nearest named colour is Brown.
Colour values
#A3192B#A3192B
HEX#A3192B
RGBrgb(163, 25, 43)
RGB (0–1)0.6392, 0.098, 0.1686
RGB percentages63.9%, 9.8%, 16.9%
HSLhsl(352.2, 73.4%, 36.9%)
HSV / HSBhsv(352.2, 84.7%, 63.9%)
CMYK0%, 84.7%, 73.6%, 36.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,688,811
CSS custom property--colour: #A3192B;
Brightness & contrast
Relative luminance0.08656WCAG 2.x, 0 is black and 1 is white
Perceived brightness92.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.69:1
Contrast with white7.69:1WCAG normal text: AAA
Contrast with black2.73:1WCAG normal text: Fail
Greyscale equivalent#383838
Inverted#5CE6D4
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.69:1WCAG large text: AAA
Contrast with black, large text2.73:1WCAG large text: Fail
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#19A391
Analogous#A31970, #A34C19
Triadic#2BA319, #192BA3
Split complementary#19A34C, #1970A3
Tetradic#70A319, #19A391, #4C19A3
Tints, shades & saturation
Channel breakdown
R163
G25
B43
Red163 (63.9%)
Green25 (9.8%)
Blue43 (16.9%)
Hue352.17°
Saturation (HSL)73.4%
Lightness36.86%
Dominant channelRed
Hex per channelR A3 · G 19 · B 2B
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