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Recognised as Colour

#6B4E51

  • #6B4E51
  • Red
  • Dark
  • Nearest: Dim grey

#6B4E51 is a red with RGB values 107, 78, 81 and HSL 354°, 16%, 36%. It is a dark colour, so white text on it reaches 7.4:1 contrast (AAA for normal text). The nearest named colour is Dim grey.

Colour values

#6B4E51#6B4E51
HEX#6B4E51
RGBrgb(107, 78, 81)
RGB (0–1)0.4196, 0.3059, 0.3176
RGB percentages42%, 30.6%, 31.8%
HSLhsl(353.8, 15.7%, 36.3%)
HSV / HSBhsv(353.8, 27.1%, 42%)
CMYK0%, 27.1%, 24.3%, 58%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,032,401
CSS custom property--colour: #6B4E51;

Brightness & contrast

Relative luminance0.09169WCAG 2.x, 0 is black and 1 is white
Perceived brightness88 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.41:1
Contrast with white7.41:1WCAG normal text: AAA
Contrast with black2.83:1WCAG normal text: Fail
Greyscale equivalent#545454
Inverted#94B1AE

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#535251no red cones; affects about 1% of men; ΔE 12.8 from the original
Deuteranopia#595751no green cones; the most common form, about 1% of men; ΔE 13.2 from the original
Tritanopia#714C4Fno blue cones; rare, and affects men and women equally; ΔE 3.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.41:1WCAG large text: AAA
Contrast with black, large text2.83:1WCAG large text: Fail

Named colours

Dim grey · ΔE 15.4Gray · ΔE 21.7Dark slate grey · ΔE 25.8Slate grey · ΔE 26Rosy brown · ΔE 27.9Light slate grey · ΔE 28.4
Nearest named CSS colourDim grey (#696969)ΔE 15.37, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4E6B68
Analogous#6B4E60, #6B5A4E
Triadic#516B4E, #4E516B
Split complementary#4E6B5A, #4E606B
Tetradic#606B4E, #4E6B68, #5A4E6B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CCB9BB
Lighter +30%#B69C9E
Lighter +20%#A17E82
Lighter +10%#886467
Darker −10%#4E383B
Darker −20%#302324
Darker −30%#130D0E
Darker −40%#000000
More saturated +25%#82373F
Less saturated −25%#5D5D5D

Channel breakdown

R107
G78
B81
Red107 (42%)
Green78 (30.6%)
Blue81 (31.8%)
Hue353.79°
Saturation (HSL)15.68%
Lightness36.27%
Dominant channelRed
Hex per channelR 6B · G 4E · B 51

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Every value on this page was computed from “6b4e51” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.