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Recognised as Colour

#803C31

  • #803C31
  • Red
  • Dark
  • Nearest: Sienna

#803C31 is a red with RGB values 128, 60, 49 and HSL 8°, 45%, 35%. It is a dark colour, so white text on it reaches 8.1:1 contrast (AAA for normal text). The nearest named colour is Sienna.

Colour values

#803C31#803C31
HEX#803C31
RGBrgb(128, 60, 49)
RGB (0–1)0.502, 0.2353, 0.1922
RGB percentages50.2%, 23.5%, 19.2%
HSLhsl(8.4, 44.6%, 34.7%)
HSV / HSBhsv(8.4, 61.7%, 50.2%)
CMYK0%, 53.1%, 61.7%, 49.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,404,017
CSS custom property--colour: #803C31;

Brightness & contrast

Relative luminance0.08043WCAG 2.x, 0 is black and 1 is white
Perceived brightness85.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.05:1
Contrast with white8.05:1WCAG normal text: AAA
Contrast with black2.61:1WCAG normal text: Fail
Greyscale equivalent#4A4A4A
Inverted#7FC3CE

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4D4730no red cones; affects about 1% of men; ΔE 30.7 from the original
Deuteranopia#5E5630no green cones; the most common form, about 1% of men; ΔE 31.3 from the original
Tritanopia#8C3039no blue cones; rare, and affects men and women equally; ΔE 12.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.05:1WCAG large text: AAA
Contrast with black, large text2.61:1WCAG large text: Fail

Named colours

Sienna · ΔE 18Saddle brown · ΔE 20.8Brown · ΔE 23.8Indian red · ΔE 25.4Maroon · ΔE 27.7Dark red · ΔE 31.3
Nearest named CSS colourSienna (#A0522D)ΔE 17.98, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#317580
Analogous#80314E, #806331
Triadic#31803C, #3C3180
Split complementary#318064, #314D80
Tetradic#4E8031, #317580, #643180

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DBAAA2
Lighter +30%#CD887D
Lighter +20%#BF6658
Lighter +10%#A54D3F
Darker −10%#5B2B23
Darker −20%#361915
Darker −30%#110807
Darker −40%#000000
More saturated +25%#962C1B
Less saturated −25%#6A4C47

Channel breakdown

R128
G60
B49
Red128 (50.2%)
Green60 (23.5%)
Blue49 (19.2%)
Hue8.35°
Saturation (HSL)44.63%
Lightness34.71%
Dominant channelRed
Hex per channelR 80 · G 3C · B 31

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Every value on this page was computed from “803c31” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.