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Recognised as Colour

#A36055

  • #A36055
  • Red
  • Dark
  • Nearest: Sienna

#A36055 is a red with RGB values 163, 96, 85 and HSL 8°, 31%, 49%. It is a dark colour, so white text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Sienna.

Colour values

#A36055#A36055
HEX#A36055
RGBrgb(163, 96, 85)
RGB (0–1)0.6392, 0.3765, 0.3333
RGB percentages63.9%, 37.6%, 33.3%
HSLhsl(8.5, 31.5%, 48.6%)
HSV / HSBhsv(8.5, 47.9%, 63.9%)
CMYK0%, 41.1%, 47.9%, 36.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,707,029
CSS custom property--colour: #A36055;

Brightness & contrast

Relative luminance0.16808WCAG 2.x, 0 is black and 1 is white
Perceived brightness119.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.81:1
Contrast with white4.81:1WCAG normal text: AA
Contrast with black4.36:1WCAG normal text: Fail
Greyscale equivalent#6D6D6D
Inverted#5C9FAA

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6F6A54no red cones; affects about 1% of men; ΔE 28.6 from the original
Deuteranopia#807754no green cones; the most common form, about 1% of men; ΔE 28.4 from the original
Tritanopia#B0565Dno blue cones; rare, and affects men and women equally; ΔE 12.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.81:1WCAG large text: AAA
Contrast with black, large text4.36:1WCAG large text: AA

Named colours

Sienna · ΔE 18.5Indian red · ΔE 20Rosy brown · ΔE 21.3Dark salmon · ΔE 24Light coral · ΔE 24.8Saddle brown · ΔE 25.3
Nearest named CSS colourSienna (#A0522D)ΔE 18.46, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5598A3
Analogous#A35571, #A38755
Triadic#55A360, #6055A3
Split complementary#55A387, #5571A3
Tetradic#71A355, #5598A3, #8755A3

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EBDBD9
Lighter +30%#DABCB7
Lighter +20%#C89D96
Lighter +10%#B77E74
Darker −10%#814C44
Darker −20%#603932
Darker −30%#3E2521
Darker −40%#1D110F
More saturated +25%#C24A36
Less saturated −25%#847674

Channel breakdown

R163
G96
B85
Red163 (63.9%)
Green96 (37.6%)
Blue85 (33.3%)
Hue8.46°
Saturation (HSL)31.45%
Lightness48.63%
Dominant channelRed
Hex per channelR A3 · G 60 · B 55

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Every value on this page was computed from “a36055” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.