#6B211C#6B211C

#6B211C is a dark, moderate red. Relative luminance 0.043; OKLCH L 36.3% C 0.107 H 27.5°. Best body text is #FFFFFF at 11.29:1 contrast (WCAG AA passes).

Color values

HEX	#6B211C
RGB	rgb(107, 33, 28)
HSL	hsl(4, 59%, 26%)
HSV	hsv(4, 74%, 42%)
CMYK	cmyk(0%, 69.2%, 73.8%, 58%)
CIE-LAB	lab(24.63, 32.60, 21.39)
CIE-LCH	lch(24.63, 38.99, 33.27°)
OKLab	oklab(36.28% 0.0945 0.0492)
OKLCH	oklch(36.28% 0.107 27.5)
XYZ	xyz(6.8176, 4.2983, 1.5691)
Luminance	0.0430 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B211C #1C666B

analogous

#6B1C3F #6B211C #6B491C

triadic

#6B211C #1C6B21 #211C6B

tetradic

#6B211C #3F6B1C #1C666B #491C6B

square

#6B211C #3F6B1C #1C666B #491C6B

split-complementary

#6B211C #1C6B49 #1C3F6B

monochromatic

#180706 #3A120F #6B211C #9C3029 #CB4037

Accessibility & contrast

On white

11.29

#6B211C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#6B211C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6B211C

11.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B211C	#FFFFFF	#000000	##FFFFFF
##6B211C	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)

#35301B

Deuteranopia (green-blind)

#48401A

Tritanopia (blue-blind)

#760E20

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #6b211c;
/* rgb */ color: rgb(107, 33, 28);
/* oklch */ color: oklch(36.3% 0.107 27.5);

Tailwind

colors: {
  custom: {
    50: '#9b6158',
    500: '#6b211c',
    950: '#000000',
  },
}

SCSS

$custom: #6b211c;
$custom-light: #9b6158;
$custom-dark: #000000;

JSON

{
  "hex": "#6b211c",
  "rgb": {
    "r": 107,
    "g": 33,
    "b": 28
  },
  "hsl": {
    "h": 3.797,
    "s": 58.519,
    "l": 26.471
  },
  "oklch": {
    "l": 0.36279,
    "c": 0.10656,
    "h": 27.5
  },
  "luminance": 0.04297
}

Semantic roles & 50–950 ramp

primary

#6B211C

secondary

#439AA0

accent

#D8E246

background

#FAF5F5

surface

#F4EAE9

border

#CEC6C5

text

#0F0503

muted

#7F7978

Preview Lab

Preview with #6B211C

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

Preview Lab → · Contrast checker → · Palette generator →