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Recognised as Colour

#AA350D

  • #AA350D
  • Orange
  • Dark
  • Nearest: Firebrick

#AA350D is a orange with RGB values 170, 53, 13 and HSL 15°, 86%, 36%. It is a dark colour, so white text on it reaches 6.5:1 contrast (AA for normal text). The nearest named colour is Firebrick.

Colour values

#AA350D#AA350D
HEX#AA350D
RGBrgb(170, 53, 13)
RGB (0–1)0.6667, 0.2078, 0.051
RGB percentages66.7%, 20.8%, 5.1%
HSLhsl(15.3, 85.8%, 35.9%)
HSV / HSBhsv(15.3, 92.4%, 66.7%)
CMYK0%, 68.8%, 92.4%, 33.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,154,701
CSS custom property--colour: #AA350D;

Brightness & contrast

Relative luminance0.11121WCAG 2.x, 0 is black and 1 is white
Perceived brightness101.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.51:1
Contrast with white6.51:1WCAG normal text: AA
Contrast with black3.22:1WCAG normal text: Fail
Greyscale equivalent#4B4B4B
Inverted#55CAF2

Colour vision & accessibility

Protanopia#584D03no red cones; affects about 1% of men; ΔE 50.6 from the original
Deuteranopia#756702no green cones; the most common form, about 1% of men; ΔE 50.7 from the original
Tritanopia#BC072Eno blue cones; rare, and affects men and women equally; ΔE 23.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.51:1WCAG large text: AAA
Contrast with black, large text3.22:1WCAG large text: AA

Named colours

Nearest named CSS colourFirebrick (#B22222)ΔE 13.71, a distinctly different colour
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#0D82AA
Analogous#AA0D34, #AA840D
Triadic#0DAA35, #350DAA
Split complementary#0DAA84, #0D33AA
Tetradic#34AA0D, #0D82AA, #840DAA

Tints, shades & saturation

Lighter +40%#F6A88D
Lighter +30%#F3835D
Lighter +20%#EF5F2E
Lighter +10%#D94411
Darker −10%#7B2609
Darker −20%#4B1706
Darker −30%#1C0902
Darker −40%#000000
More saturated +25%#B72F00
Less saturated −25%#934024

Channel breakdown

R170
G53
B13
Red170 (66.7%)
Green53 (20.8%)
Blue13 (5.1%)
Hue15.29°
Saturation (HSL)85.79%
Lightness35.88%
Dominant channelRed
Hex per channelR AA · G 35 · B 0D

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Every value on this page was computed from “aa350d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.