Colour
#AF0911
- #AF0911
- Red
- Dark
- Nearest: Firebrick
#AF0911 is a red with RGB values 175, 9, 17 and HSL 357°, 90%, 36%. It is a dark colour, so white text on it reaches 7.3:1 contrast (AAA for normal text). The nearest named colour is Firebrick.
Colour values
#AF0911#AF0911
HEX#AF0911
RGBrgb(175, 9, 17)
RGB (0–1)0.6863, 0.0353, 0.0667
RGB percentages68.6%, 3.5%, 6.7%
HSLhsl(357.1, 90.2%, 36.1%)
HSV / HSBhsv(357.1, 94.9%, 68.6%)
CMYK0%, 94.9%, 90.3%, 31.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,471,121
CSS custom property--colour: #AF0911;
Brightness & contrast
Relative luminance0.0935WCAG 2.x, 0 is black and 1 is white
Perceived brightness96.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.32:1
Contrast with white7.32:1WCAG normal text: AAA
Contrast with black2.87:1WCAG normal text: Fail
Greyscale equivalent#2D2D2D
Inverted#50F6EE
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.32:1WCAG large text: AAA
Contrast with black, large text2.87:1WCAG large text: Fail
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#09AFA7
Analogous#AF0964, #AF5409
Triadic#11AF09, #0911AF
Split complementary#09AF54, #0964AF
Tetradic#64AF09, #09AFA7, #5409AF
Tints, shades & saturation
Channel breakdown
R175
G9
B17
Red175 (68.6%)
Green9 (3.5%)
Blue17 (6.7%)
Hue357.11°
Saturation (HSL)90.22%
Lightness36.08%
Dominant channelRed
Hex per channelR AF · G 09 · B 11
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