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Recognised as Colour

#4F3131

  • #4F3131
  • Red
  • Dark
  • Nearest: Dim grey

#4F3131 is a red with RGB values 79, 49, 49 and HSL 0°, 23%, 25%. It is a dark colour, so white text on it reaches 11.6:1 contrast (AAA for normal text). The nearest named colour is Dim grey.

Colour values

#4F3131#4F3131
HEX#4F3131
RGBrgb(79, 49, 49)
RGB (0–1)0.3098, 0.1922, 0.1922
RGB percentages31%, 19.2%, 19.2%
HSLhsl(0, 23.4%, 25.1%)
HSV / HSBhsv(0, 38%, 31%)
CMYK0%, 38%, 38%, 69%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,189,937
CSS custom property--colour: #4F3131;

Brightness & contrast

Relative luminance0.04081WCAG 2.x, 0 is black and 1 is white
Perceived brightness59.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.56:1
Contrast with white11.56:1WCAG normal text: AAA
Contrast with black1.82:1WCAG normal text: Fail
Greyscale equivalent#373737
Inverted#B0CECE

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#373531no red cones; affects about 1% of men; ΔE 14 from the original
Deuteranopia#3E3B31no green cones; the most common form, about 1% of men; ΔE 14.5 from the original
Tritanopia#552E31no blue cones; rare, and affects men and women equally; ΔE 4.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.56:1WCAG large text: AAA
Contrast with black, large text1.82:1WCAG large text: Fail

Named colours

Dim grey · ΔE 25.3Dark slate grey · ΔE 28Black · ΔE 28.1Gray · ΔE 33.1Slate grey · ΔE 36.7Sienna · ΔE 39.2
Nearest named CSS colourDim grey (#696969)ΔE 25.25, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#314F4F
Analogous#4F3140, #4F4031
Triadic#314F31, #31314F
Split complementary#314F40, #31404F
Tetradic#404F31, #314F4F, #40314F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BB9191
Lighter +30%#A77272
Lighter +20%#8E5858
Lighter +10%#6E4545
Darker −10%#301D1D
Darker −20%#100A0A
Darker −30%#000000
Darker −40%#000000
More saturated +25%#5F2121
Less saturated −25%#404040

Channel breakdown

R79
G49
B49
Red79 (31%)
Green49 (19.2%)
Blue49 (19.2%)
Hue0°
Saturation (HSL)23.44%
Lightness25.1%
Dominant channelRed
Hex per channelR 4F · G 31 · B 31

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Every value on this page was computed from “4f3131” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.