#6B211D#6B211D

#6B211D is a dark, moderate red. Relative luminance 0.043; OKLCH L 36.3% C 0.106 H 26.8°. Best body text is #FFFFFF at 11.29:1 contrast (WCAG AA passes).

Color values

HEX	#6B211D
RGB	rgb(107, 33, 29)
HSL	hsl(3, 57%, 27%)
HSV	hsv(3, 73%, 42%)
CMYK	cmyk(0%, 69.2%, 72.9%, 58%)
CIE-LAB	lab(24.65, 32.66, 20.76)
CIE-LCH	lch(24.65, 38.70, 32.45°)
OKLab	oklab(36.3% 0.0949 0.048)
OKLCH	oklch(36.3% 0.106 26.8)
XYZ	xyz(6.8297, 4.3032, 1.6331)
Luminance	0.0430 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B211D #1D676B

analogous

#6B1D40 #6B211D #6B481D

triadic

#6B211D #1D6B21 #211D6B

tetradic

#6B211D #406B1D #1D676B #481D6B

square

#6B211D #406B1D #1D676B #481D6B

split-complementary

#6B211D #1D6B48 #1D406B

monochromatic

#180707 #3B1210 #6B211D #9B302A #C94039

Accessibility & contrast

On white

11.29

#6B211D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#6B211D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6B211D

11.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B211D	#FFFFFF	#000000	##FFFFFF
##6B211D	1.00	11.29	1.86	11.29
#FFFFFF	11.29	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#35301C

Deuteranopia (green-blind)

#48401B

Tritanopia (blue-blind)

#760E21

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #6b211d;
/* rgb */ color: rgb(107, 33, 29);
/* oklch */ color: oklch(36.3% 0.106 26.8);

Tailwind

colors: {
  custom: {
    50: '#9b6159',
    500: '#6b211d',
    950: '#000000',
  },
}

SCSS

$custom: #6b211d;
$custom-light: #9b6159;
$custom-dark: #000000;

JSON

{
  "hex": "#6b211d",
  "rgb": {
    "r": 107,
    "g": 33,
    "b": 29
  },
  "hsl": {
    "h": 3.077,
    "s": 57.353,
    "l": 26.667
  },
  "oklch": {
    "l": 0.36296,
    "c": 0.10638,
    "h": 26.8
  },
  "luminance": 0.04302
}

Semantic roles & 50–950 ramp

primary

#6B211D

secondary

#449BA0

accent

#D9E147

background

#FAF5F5

surface

#F4EAE9

border

#CEC6C5

text

#0F0503

muted

#7F7978

Preview Lab

Preview with #6B211D

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

Preview Lab → · Contrast checker → · Palette generator →