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Recognised as Colour

#AE111D

  • #AE111D
  • Red
  • Dark
  • Nearest: Firebrick

#AE111D is a red with RGB values 174, 17, 29 and HSL 355°, 82%, 37%. It is a dark colour, so white text on it reaches 7.2:1 contrast (AAA for normal text). The nearest named colour is Firebrick.

Colour values

#AE111D#AE111D
HEX#AE111D
RGBrgb(174, 17, 29)
RGB (0–1)0.6824, 0.0667, 0.1137
RGB percentages68.2%, 6.7%, 11.4%
HSLhsl(355.4, 82.2%, 37.5%)
HSV / HSBhsv(355.4, 90.2%, 68.2%)
CMYK0%, 90.2%, 83.3%, 31.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,407,645
CSS custom property--colour: #AE111D;

Brightness & contrast

Relative luminance0.09488WCAG 2.x, 0 is black and 1 is white
Perceived brightness96.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.25:1
Contrast with white7.25:1WCAG normal text: AAA
Contrast with black2.9:1WCAG normal text: Fail
Greyscale equivalent#333333
Inverted#51EEE2

Colour vision & accessibility

Protanopia#4A421Bno red cones; affects about 1% of men; ΔE 62.9 from the original
Deuteranopia#6F6214no green cones; the most common form, about 1% of men; ΔE 62.5 from the original
Tritanopia#C00019no blue cones; rare, and affects men and women equally; ΔE 9.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.25:1WCAG large text: AAA
Contrast with black, large text2.9:1WCAG large text: Fail

Named colours

Nearest named CSS colourFirebrick (#B22222)ΔE 3.35, a close match
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#11AEA2
Analogous#AE116C, #AE5411
Triadic#1DAE11, #111DAE
Split complementary#11AE54, #116CAE
Tetradic#6CAE11, #11AEA2, #5311AE

Tints, shades & saturation

Lighter +40%#F5969D
Lighter +30%#F06872
Lighter +20%#EC3947
Lighter +10%#DC1625
Darker −10%#800C15
Darker −20%#51080E
Darker −30%#230306
Darker −40%#000000
More saturated +25%#BF000F
Less saturated −25%#962931

Channel breakdown

R174
G17
B29
Red174 (68.2%)
Green17 (6.7%)
Blue29 (11.4%)
Hue355.41°
Saturation (HSL)82.2%
Lightness37.45%
Dominant channelRed
Hex per channelR AE · G 11 · B 1D

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Every value on this page was computed from “ae111d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.