Colour
#AC3219
- #AC3219
- Red
- Dark
- Nearest: Firebrick
#AC3219 is a red with RGB values 172, 50, 25 and HSL 10°, 75%, 39%. It is a dark colour, so white text on it reaches 6.5:1 contrast (AA for normal text). The nearest named colour is Firebrick.
Colour values
#AC3219#AC3219
HEX#AC3219
RGBrgb(172, 50, 25)
RGB (0–1)0.6745, 0.1961, 0.098
RGB percentages67.5%, 19.6%, 9.8%
HSLhsl(10.2, 74.6%, 38.6%)
HSV / HSBhsv(10.2, 85.5%, 67.5%)
CMYK0%, 70.9%, 85.5%, 32.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,285,017
CSS custom property--colour: #AC3219;
Brightness & contrast
Relative luminance0.11122WCAG 2.x, 0 is black and 1 is white
Perceived brightness101.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.51:1
Contrast with white6.51:1WCAG normal text: AA
Contrast with black3.22:1WCAG normal text: Fail
Greyscale equivalent#4A4A4A
Inverted#53CDE6
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.51:1WCAG large text: AAA
Contrast with black, large text3.22:1WCAG large text: AA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#1993AC
Analogous#AC1949, #AC7C19
Triadic#19AC32, #3219AC
Split complementary#19AC7B, #194AAC
Tetradic#49AC19, #1993AC, #7B19AC
Tints, shades & saturation
Channel breakdown
R172
G50
B25
Red172 (67.5%)
Green50 (19.6%)
Blue25 (9.8%)
Hue10.2°
Saturation (HSL)74.62%
Lightness38.63%
Dominant channelRed
Hex per channelR AC · G 32 · B 19
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