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Recognised as Colour

#552D22

  • #552D22
  • Red
  • Dark
  • Nearest: Saddle brown

#552D22 is a red with RGB values 85, 45, 34 and HSL 13°, 43%, 23%. It is a dark colour, so white text on it reaches 11.8:1 contrast (AAA for normal text). The nearest named colour is Saddle brown.

Colour values

#552D22#552D22
HEX#552D22
RGBrgb(85, 45, 34)
RGB (0–1)0.3333, 0.1765, 0.1333
RGB percentages33.3%, 17.6%, 13.3%
HSLhsl(12.9, 42.9%, 23.3%)
HSV / HSBhsv(12.9, 60%, 33.3%)
CMYK0%, 47.1%, 60%, 66.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,582,114
CSS custom property--colour: #552D22;

Brightness & contrast

Relative luminance0.03924WCAG 2.x, 0 is black and 1 is white
Perceived brightness59 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.77:1
Contrast with white11.77:1WCAG normal text: AAA
Contrast with black1.78:1WCAG normal text: Fail
Greyscale equivalent#353535
Inverted#AAD2DD

Colour vision & accessibility

Protanopia#373321no red cones; affects about 1% of men; ΔE 19.1 from the original
Deuteranopia#413B21no green cones; the most common form, about 1% of men; ΔE 19.1 from the original
Tritanopia#5D262Ano blue cones; rare, and affects men and women equally; ΔE 10 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.77:1WCAG large text: AAA
Contrast with black, large text1.78:1WCAG large text: Fail

Named colours

Nearest named CSS colourSaddle brown (#8B4513)ΔE 30.88, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#224A55
Analogous#552230, #554622
Triadic#22552D, #2D2255
Split complementary#225547, #223055
Tetradic#315522, #224A55, #472255

Tints, shades & saturation

Lighter +40%#CA8B79
Lighter +30%#BB6B55
Lighter +20%#9E543F
Lighter +10%#794031
Darker −10%#311A13
Darker −20%#0C0605
Darker −30%#000000
Darker −40%#000000
More saturated +25%#642513
Less saturated −25%#463531

Channel breakdown

R85
G45
B34
Red85 (33.3%)
Green45 (17.6%)
Blue34 (13.3%)
Hue12.94°
Saturation (HSL)42.86%
Lightness23.33%
Dominant channelRed
Hex per channelR 55 · G 2D · B 22

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Every value on this page was computed from “552d22” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.