#6B211B#6B211B

#6B211B is a dark, moderate red. Relative luminance 0.043; OKLCH L 36.3% C 0.107 H 28.2°. Best body text is #FFFFFF at 11.30:1 contrast (WCAG AA passes).

Color values

HEX	#6B211B
RGB	rgb(107, 33, 27)
HSL	hsl(5, 60%, 26%)
HSV	hsv(5, 75%, 42%)
CMYK	cmyk(0%, 69.2%, 74.8%, 58%)
CIE-LAB	lab(24.62, 32.54, 22.01)
CIE-LCH	lch(24.62, 39.29, 34.07°)
OKLab	oklab(36.26% 0.0941 0.0504)
OKLCH	oklch(36.26% 0.107 28.2)
XYZ	xyz(6.8058, 4.2936, 1.5071)
Luminance	0.0429 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B211B #1B656B

analogous

#6B1B3D #6B211B #6B491B

triadic

#6B211B #1B6B21 #211B6B

tetradic

#6B211B #3D6B1B #1B656B #491B6B

square

#6B211B #3D6B1B #1B656B #491B6B

split-complementary

#6B211B #1B6B49 #1B3D6B

monochromatic

#180806 #3A120F #6B211B #9C3027 #CC4035

Accessibility & contrast

On white

11.30

#6B211B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#6B211B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6B211B

11.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B211B	#FFFFFF	#000000	##FFFFFF
##6B211B	1.00	11.30	1.86	11.30
#FFFFFF	11.30	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#35301A

Deuteranopia (green-blind)

#484019

Tritanopia (blue-blind)

#760E20

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #6b211b;
/* rgb */ color: rgb(107, 33, 27);
/* oklch */ color: oklch(36.3% 0.107 28.2);

Tailwind

colors: {
  custom: {
    50: '#9b6157',
    500: '#6b211b',
    950: '#000000',
  },
}

SCSS

$custom: #6b211b;
$custom-light: #9b6157;
$custom-dark: #000000;

JSON

{
  "hex": "#6b211b",
  "rgb": {
    "r": 107,
    "g": 33,
    "b": 27
  },
  "hsl": {
    "h": 4.5,
    "s": 59.701,
    "l": 26.275
  },
  "oklch": {
    "l": 0.36263,
    "c": 0.10675,
    "h": 28.2
  },
  "luminance": 0.04293
}

Semantic roles & 50–950 ramp

primary

#6B211B

secondary

#4299A0

accent

#D7E345

background

#FAF5F5

surface

#F4EAE9

border

#CEC6C5

text

#0F0503

muted

#7F7978

Preview Lab

Preview with #6B211B

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

Preview Lab → · Contrast checker → · Palette generator →