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Colour

#AA3545

  • #AA3545
  • Red
  • Dark
  • Nearest: Brown

#AA3545 is a red with RGB values 170, 53, 69 and HSL 352°, 52%, 44%. It is a dark colour, so white text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Brown.

Colour values

#AA3545#AA3545
HEX#AA3545
RGBrgb(170, 53, 69)
RGB (0–1)0.6667, 0.2078, 0.2706
RGB percentages66.7%, 20.8%, 27.1%
HSLhsl(351.8, 52.5%, 43.7%)
HSV / HSBhsv(351.8, 68.8%, 66.7%)
CMYK0%, 68.8%, 59.4%, 33.3%naive device-independent conversion; real print needs an ICC profile
24-bit integer11,154,757
CSS custom property--colour: #AA3545;

Brightness & contrast

Relative luminance0.11522WCAG 2.x, 0 is black and 1 is white
Perceived brightness104.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.36:1
Contrast with white6.36:1WCAG normal text: AA
Contrast with black3.3:1WCAG normal text: Fail
Greyscale equivalent#4F4F4F
Inverted#55CABA

Colour vision & accessibility

Protanopia#535045no red cones; affects about 1% of men; ΔE 51.2 from the original
Deuteranopia#716842no green cones; the most common form, about 1% of men; ΔE 51.5 from the original
Tritanopia#BA1A3Cno blue cones; rare, and affects men and women equally; ΔE 13.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.36:1WCAG large text: AAA
Contrast with black, large text3.3:1WCAG large text: AA

Named colours

Nearest named CSS colourBrown (#A52A2A)ΔE 13.16, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#35AA9A
Analogous#AA357F, #AA6035
Triadic#45AA35, #3545AA
Split complementary#35AA60, #357FAA
Tetradic#7FAA35, #35AA9A, #6035AA

Tints, shades & saturation

Lighter +40%#EBC0C6
Lighter +30%#DF99A2
Lighter +20%#D3727F
Lighter +10%#C74B5C
Darker −10%#832935
Darker −20%#5C1D25
Darker −30%#351116
Darker −40%#0E0506
More saturated +25%#C61931
Less saturated −25%#8E5159

Channel breakdown

R170
G53
B69
Red170 (66.7%)
Green53 (20.8%)
Blue69 (27.1%)
Hue351.79°
Saturation (HSL)52.47%
Lightness43.73%
Dominant channelRed
Hex per channelR AA · G 35 · B 45

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Every value on this page was computed from “aa3545” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.