#6B271D#6B271D

#6B271D is a dark, moderate red. Relative luminance 0.047; OKLCH L 37.1% C 0.100 H 30.7°. Best body text is #FFFFFF at 10.86:1 contrast (WCAG AA passes).

Color values

HEX	#6B271D
RGB	rgb(107, 39, 29)
HSL	hsl(8, 57%, 27%)
HSV	hsv(8, 73%, 42%)
CMYK	cmyk(0%, 63.6%, 72.9%, 58%)
CIE-LAB	lab(25.76, 29.69, 22.08)
CIE-LCH	lch(25.76, 37.00, 36.64°)
OKLab	oklab(37.13% 0.0856 0.0509)
OKLCH	oklch(37.13% 0.1 30.7)
XYZ	xyz(7.0114, 4.6665, 1.6937)
Luminance	0.0467 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B271D #1D616B

analogous

#6B1D3A #6B271D #6B4E1D

triadic

#6B271D #1D6B27 #271D6B

tetradic

#6B271D #3A6B1D #1D616B #4E1D6B

square

#6B271D #3A6B1D #1D616B #4E1D6B

split-complementary

#6B271D #1D6B4E #1D3A6B

monochromatic

#180907 #3B1510 #6B271D #9B392A #C94C39

Accessibility & contrast

On white

10.86

#6B271D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#6B271D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6B271D

10.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B271D	#FFFFFF	#000000	##FFFFFF
##6B271D	1.00	10.86	1.93	10.86
#FFFFFF	10.86	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#39341C

Deuteranopia (green-blind)

#4A431B

Tritanopia (blue-blind)

#761825

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #6b271d;
/* rgb */ color: rgb(107, 39, 29);
/* oklch */ color: oklch(37.1% 0.100 30.7);

Tailwind

colors: {
  custom: {
    50: '#9b6459',
    500: '#6b271d',
    950: '#000000',
  },
}

SCSS

$custom: #6b271d;
$custom-light: #9b6459;
$custom-dark: #000000;

JSON

{
  "hex": "#6b271d",
  "rgb": {
    "r": 107,
    "g": 39,
    "b": 29
  },
  "hsl": {
    "h": 7.692,
    "s": 57.353,
    "l": 26.667
  },
  "oklch": {
    "l": 0.37133,
    "c": 0.0996,
    "h": 30.7
  },
  "luminance": 0.04666
}

Semantic roles & 50–950 ramp

primary

#6B271D

secondary

#4494A0

accent

#CDE147

background

#FAF6F5

surface

#F3EBE9

border

#CDC6C5

text

#0F0603

muted

#7F7A78

Preview Lab

Preview with #6B271D

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →