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Recognised as Colour

#803B38

  • #803B38
  • Red
  • Dark
  • Nearest: Sienna

#803B38 is a red with RGB values 128, 59, 56 and HSL 3°, 39%, 36%. 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

#803B38#803B38
HEX#803B38
RGBrgb(128, 59, 56)
RGB (0–1)0.502, 0.2314, 0.2196
RGB percentages50.2%, 23.1%, 22%
HSLhsl(2.5, 39.1%, 36.1%)
HSV / HSBhsv(2.5, 56.3%, 50.2%)
CMYK0%, 53.9%, 56.3%, 49.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,403,768
CSS custom property--colour: #803B38;

Brightness & contrast

Relative luminance0.08003WCAG 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 8.08:1
Contrast with white8.08:1WCAG normal text: AAA
Contrast with black2.6:1WCAG normal text: Fail
Greyscale equivalent#494949
Inverted#7FC4C7

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4B4737no red cones; affects about 1% of men; ΔE 31.7 from the original
Deuteranopia#5C5537no green cones; the most common form, about 1% of men; ΔE 31.9 from the original
Tritanopia#8C303Bno blue cones; rare, and affects men and women equally; ΔE 10.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.08:1WCAG large text: AAA
Contrast with black, large text2.6:1WCAG large text: Fail

Named colours

Sienna · ΔE 21.9Brown · ΔE 25.1Saddle brown · ΔE 25.4Indian red · ΔE 25.5Maroon · ΔE 30Rosy brown · ΔE 33.5
Nearest named CSS colourSienna (#A0522D)ΔE 21.91, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#387D80
Analogous#803859, #805F38
Triadic#38803B, #3B3880
Split complementary#38805F, #385980
Tetradic#598038, #387D80, #5F3880

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DAACAA
Lighter +30%#CA8987
Lighter +20%#BB6763
Lighter +10%#A34B48
Darker −10%#5D2B28
Darker −20%#391A19
Darker −30%#160A09
Darker −40%#000000
More saturated +25%#972621
Less saturated −25%#69504F

Channel breakdown

R128
G59
B56
Red128 (50.2%)
Green59 (23.1%)
Blue56 (22%)
Hue2.5°
Saturation (HSL)39.13%
Lightness36.08%
Dominant channelRed
Hex per channelR 80 · G 3B · B 38

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Every value on this page was computed from “803b38” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.