Colour

#6B373A

#6B373A
Red
Dark
Nearest: Dim grey

#6B373A is a red with RGB values 107, 55, 58 and HSL 357°, 32%, 32%. It is a dark colour, so white text on it reaches 9.4:1 contrast (AAA for normal text). The nearest named colour is Dim grey.

Colour values

#6B373A#6B373A

HEX#6B373A

RGBrgb(107, 55, 58)

RGB (0–1)0.4196, 0.2157, 0.2275

RGB percentages42%, 21.6%, 22.7%

HSLhsl(356.5, 32.1%, 31.8%)

HSV / HSBhsv(356.5, 48.6%, 42%)

CMYK0%, 48.6%, 45.8%, 58%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer7,026,490

CSS custom property--colour: #6B373A;

Brightness & contrast

Relative luminance0.06164WCAG 2.x, 0 is black and 1 is white

Perceived brightness74.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 9.41:1

Contrast with white9.41:1WCAG normal text: AAA

Contrast with black2.23:1WCAG normal text: Fail

Greyscale equivalent#424242

Inverted#94C8C5

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#42403Ano red cones; affects about 1% of men; ΔE 24.4 from the original

Deuteranopia#4F4A39no green cones; the most common form, about 1% of men; ΔE 24.6 from the original

Tritanopia#743138no blue cones; rare, and affects men and women equally; ΔE 7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text9.41:1WCAG large text: AAA

Contrast with black, large text2.23:1WCAG large text: Fail

Named colours

Dim grey · ΔE 28.8 Sienna · ΔE 31.1 Saddle brown · ΔE 33.5 Gray · ΔE 34.4 Rosy brown · ΔE 34.4 Indian red · ΔE 34.6

Nearest named CSS colourDim grey (#696969)ΔE 28.84, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#376B68

Analogous#6B3754, #6B4E37

Triadic#3A6B37, #373A6B

Split complementary#376B4E, #37546B

Tetradic#546B37, #376B68, #4E376B

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#CEA0A3

Lighter +30%#BD7E82

Lighter +20%#AB5D61

Lighter +10%#8D484C

Darker −10%#492628

Darker −20%#281415

Darker −30%#060303

Darker −40%#000000

More saturated +25%#7F2328

Less saturated −25%#574B4C

Channel breakdown

R107

G55

B58

Red107 (42%)

Green55 (21.6%)

Blue58 (22.7%)

Hue356.54°

Saturation (HSL)32.1%

Lightness31.76%

Dominant channelRed

Hex per channelR 6B · G 37 · B 3A

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#6B373A

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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