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Recognised as Colour

#AF0723

  • #AF0723
  • Red
  • Dark
  • Nearest: Firebrick

#AF0723 is a red with RGB values 175, 7, 35 and HSL 350°, 92%, 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

#AF0723#AF0723
HEX#AF0723
RGBrgb(175, 7, 35)
RGB (0–1)0.6863, 0.0275, 0.1373
RGB percentages68.6%, 2.7%, 13.7%
HSLhsl(350, 92.3%, 35.7%)
HSV / HSBhsv(350, 96%, 68.6%)
CMYK0%, 96%, 80%, 31.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,470,627
CSS custom property--colour: #AF0723;

Brightness & contrast

Relative luminance0.09387WCAG 2.x, 0 is black and 1 is white
Perceived brightness96.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.3:1
Contrast with white7.3:1WCAG normal text: AAA
Contrast with black2.88:1WCAG normal text: Fail
Greyscale equivalent#2D2D2D
Inverted#50F8DC

Colour vision & accessibility

Protanopia#484122no red cones; affects about 1% of men; ΔE 64.6 from the original
Deuteranopia#6E621Cno green cones; the most common form, about 1% of men; ΔE 64.4 from the original
Tritanopia#C10017no blue cones; rare, and affects men and women equally; ΔE 12.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.3:1WCAG large text: AAA
Contrast with black, large text2.88:1WCAG large text: Fail

Named colours

Nearest named CSS colourFirebrick (#B22222)ΔE 5.86, clearly different but related
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#07AF93
Analogous#AF0777, #AF3F07
Triadic#23AF07, #0723AF
Split complementary#07AF3F, #0777AF
Tetradic#77AF07, #07AF93, #3F07AF

Tints, shades & saturation

Lighter +40%#FA889B
Lighter +30%#F85772
Lighter +20%#F62648
Lighter +10%#E0092D
Darker −10%#7E0519
Darker −20%#4D030F
Darker −30%#1C0106
Darker −40%#000000
More saturated +25%#B6001E
Less saturated −25%#981E32

Channel breakdown

R175
G7
B35
Red175 (68.6%)
Green7 (2.7%)
Blue35 (13.7%)
Hue350°
Saturation (HSL)92.31%
Lightness35.69%
Dominant channelRed
Hex per channelR AF · G 07 · B 23

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Every value on this page was computed from “af0723” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.