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Colour

#80372F

  • #80372F
  • Red
  • Dark
  • Nearest: Sienna

#80372F is a red with RGB values 128, 55, 47 and HSL 6°, 46%, 34%. It is a dark colour, so white text on it reaches 8.4:1 contrast (AAA for normal text). The nearest named colour is Sienna.

Colour values

#80372F#80372F
HEX#80372F
RGBrgb(128, 55, 47)
RGB (0–1)0.502, 0.2157, 0.1843
RGB percentages50.2%, 21.6%, 18.4%
HSLhsl(5.9, 46.3%, 34.3%)
HSV / HSBhsv(5.9, 63.3%, 50.2%)
CMYK0%, 57%, 63.3%, 49.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,402,735
CSS custom property--colour: #80372F;

Brightness & contrast

Relative luminance0.07527WCAG 2.x, 0 is black and 1 is white
Perceived brightness83.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.38:1
Contrast with white8.38:1WCAG normal text: AAA
Contrast with black2.51:1WCAG normal text: Fail
Greyscale equivalent#464646
Inverted#7FC8D0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#49442Eno red cones; affects about 1% of men; ΔE 33.6 from the original
Deuteranopia#5B532Dno green cones; the most common form, about 1% of men; ΔE 33.8 from the original
Tritanopia#8C2A35no blue cones; rare, and affects men and women equally; ΔE 11.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.38:1WCAG large text: AAA
Contrast with black, large text2.51:1WCAG large text: Fail

Named colours

Sienna · ΔE 18.7Saddle brown · ΔE 21.5Brown · ΔE 21.8Indian red · ΔE 24.8Maroon · ΔE 25.7Dark red · ΔE 29.4
Nearest named CSS colourSienna (#A0522D)ΔE 18.75, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#2F7880
Analogous#802F50, #80602F
Triadic#2F8037, #372F80
Split complementary#2F805F, #2F5080
Tetradic#50802F, #2F7880, #5F2F80

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DCA59F
Lighter +30%#CE827A
Lighter +20%#C05F55
Lighter +10%#A5473D
Darker −10%#5B2721
Darker −20%#351714
Darker −30%#100706
Darker −40%#000000
More saturated +25%#962519
Less saturated −25%#6A4945

Channel breakdown

R128
G55
B47
Red128 (50.2%)
Green55 (21.6%)
Blue47 (18.4%)
Hue5.93°
Saturation (HSL)46.29%
Lightness34.31%
Dominant channelRed
Hex per channelR 80 · G 37 · B 2F

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Every value on this page was computed from “80372f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.