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Colour

#AF553F

  • #AF553F
  • Red
  • Dark
  • Nearest: Sienna

#AF553F is a red with RGB values 175, 85, 63 and HSL 12°, 47%, 47%. It is a dark colour, so white text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Sienna.

Colour values

#AF553F#AF553F
HEX#AF553F
RGBrgb(175, 85, 63)
RGB (0–1)0.6863, 0.3333, 0.2471
RGB percentages68.6%, 33.3%, 24.7%
HSLhsl(11.8, 47.1%, 46.7%)
HSV / HSBhsv(11.8, 64%, 68.6%)
CMYK0%, 51.4%, 64%, 31.4%naive device-independent conversion; real print needs an ICC profile
24-bit integer11,490,623
CSS custom property--colour: #AF553F;

Brightness & contrast

Relative luminance0.1597WCAG 2.x, 0 is black and 1 is white
Perceived brightness117.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.01:1
Contrast with white5.01:1WCAG normal text: AA
Contrast with black4.19:1WCAG normal text: Fail
Greyscale equivalent#676767
Inverted#50AAC0

Colour vision & accessibility

Protanopia#6C633Dno red cones; affects about 1% of men; ΔE 38.3 from the original
Deuteranopia#82773Dno green cones; the most common form, about 1% of men; ΔE 39.2 from the original
Tritanopia#BF4450no blue cones; rare, and affects men and women equally; ΔE 18.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.01:1WCAG large text: AAA
Contrast with black, large text4.19:1WCAG large text: AA

Named colours

Nearest named CSS colourSienna (#A0522D)ΔE 8.66, clearly different but related
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#3F99AF
Analogous#AF3F61, #AF8D3F
Triadic#3FAF55, #553FAF
Split complementary#3FAF8D, #3F61AF
Tetradic#61AF3F, #3F99AF, #8D3FAF

Tints, shades & saturation

Lighter +40%#EDD3CD
Lighter +30%#DFB2A7
Lighter +20%#D29282
Lighter +10%#C4715D
Darker −10%#8A4332
Darker −20%#643124
Darker −30%#3E1E16
Darker −40%#190C09
More saturated +25%#CD4321
Less saturated −25%#91675D

Channel breakdown

R175
G85
B63
Red175 (68.6%)
Green85 (33.3%)
Blue63 (24.7%)
Hue11.79°
Saturation (HSL)47.06%
Lightness46.67%
Dominant channelRed
Hex per channelR AF · G 55 · B 3F

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Every value on this page was computed from “af553f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.