#6B281C#6B281C

#6B281C is a dark, moderate red. Relative luminance 0.047; OKLCH L 37.3% C 0.099 H 32.2°. Best body text is #FFFFFF at 10.79:1 contrast (WCAG AA passes).

Color values

HEX	#6B281C
RGB	rgb(107, 40, 28)
HSL	hsl(9, 59%, 26%)
HSV	hsv(9, 74%, 42%)
CMYK	cmyk(0%, 62.6%, 73.8%, 58%)
CIE-LAB	lab(25.95, 29.11, 22.92)
CIE-LCH	lch(25.95, 37.05, 38.22°)
OKLab	oklab(37.27% 0.0836 0.0526)
OKLCH	oklch(37.27% 0.099 32.2)
XYZ	xyz(7.0325, 4.7282, 1.6407)
Luminance	0.0473 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B281C #1C5F6B

analogous

#6B1C38 #6B281C #6B501C

triadic

#6B281C #1C6B28 #281C6B

tetradic

#6B281C #386B1C #1C5F6B #501C6B

square

#6B281C #386B1C #1C5F6B #501C6B

split-complementary

#6B281C #1C6B50 #1C386B

monochromatic

#180906 #3A160F #6B281C #9C3A29 #CB4D37

Accessibility & contrast

On white

10.79

#6B281C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#6B281C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6B281C

10.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B281C	#FFFFFF	#000000	##FFFFFF
##6B281C	1.00	10.79	1.95	10.79
#FFFFFF	10.79	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A341A

Deuteranopia (green-blind)

#4B431A

Tritanopia (blue-blind)

#761925

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #6b281c;
/* rgb */ color: rgb(107, 40, 28);
/* oklch */ color: oklch(37.3% 0.099 32.2);

Tailwind

colors: {
  custom: {
    50: '#9b6558',
    500: '#6b281c',
    950: '#000000',
  },
}

SCSS

$custom: #6b281c;
$custom-light: #9b6558;
$custom-dark: #000000;

JSON

{
  "hex": "#6b281c",
  "rgb": {
    "r": 107,
    "g": 40,
    "b": 28
  },
  "hsl": {
    "h": 9.114,
    "s": 58.519,
    "l": 26.471
  },
  "oklch": {
    "l": 0.37267,
    "c": 0.09874,
    "h": 32.2
  },
  "luminance": 0.04727
}

Semantic roles & 50–950 ramp

primary

#6B281C

secondary

#4392A0

accent

#CAE246

background

#FAF6F5

surface

#F3EBE9

border

#CDC6C5

text

#0F0603

muted

#7F7A78

Preview Lab

Preview with #6B281C

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

Preview Lab → · Contrast checker → · Palette generator →