#6B2818#6B2818

#6B2818 is a dark, moderate red. Relative luminance 0.047; OKLCH L 37.2% C 0.100 H 34.7°. Best body text is #FFFFFF at 10.81:1 contrast (WCAG AA passes).

Color values

HEX	#6B2818
RGB	rgb(107, 40, 24)
HSL	hsl(12, 63%, 26%)
HSV	hsv(12, 78%, 42%)
CMYK	cmyk(0%, 62.6%, 77.6%, 58%)
CIE-LAB	lab(25.89, 28.89, 25.32)
CIE-LCH	lch(25.89, 38.41, 41.23°)
OKLab	oklab(37.21% 0.0821 0.0569)
OKLCH	oklch(37.21% 0.1 34.7)
XYZ	xyz(6.9878, 4.7103, 1.4052)
Luminance	0.0471 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B2818 #185B6B

analogous

#6B1831 #6B2818 #6B5118

triadic

#6B2818 #186B28 #28186B

tetradic

#6B2818 #316B18 #185B6B #51186B

square

#6B2818 #316B18 #185B6B #51186B

split-complementary

#6B2818 #186B51 #18316B

monochromatic

#190906 #39150D #6B2818 #9D3B23 #CF4D2E

Accessibility & contrast

On white

10.81

#6B2818 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#6B2818 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6B2818

10.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B2818	#FFFFFF	#000000	##FFFFFF
##6B2818	1.00	10.81	1.94	10.81
#FFFFFF	10.81	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A3416

Deuteranopia (green-blind)

#4B4316

Tritanopia (blue-blind)

#761925

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #6b2818;
/* rgb */ color: rgb(107, 40, 24);
/* oklch */ color: oklch(37.2% 0.100 34.7);

Tailwind

colors: {
  custom: {
    50: '#9b6555',
    500: '#6b2818',
    950: '#000000',
  },
}

SCSS

$custom: #6b2818;
$custom-light: #9b6555;
$custom-dark: #000000;

JSON

{
  "hex": "#6b2818",
  "rgb": {
    "r": 107,
    "g": 40,
    "b": 24
  },
  "hsl": {
    "h": 11.566,
    "s": 63.359,
    "l": 25.686
  },
  "oklch": {
    "l": 0.3721,
    "c": 0.09984,
    "h": 34.7
  },
  "luminance": 0.04709
}

Semantic roles & 50–950 ramp

primary

#6B2818

secondary

#3E8EA1

accent

#C7E641

background

#FAF6F5

surface

#F4EBE9

border

#CEC6C5

text

#0F0603

muted

#7F7A78

Preview Lab

Preview with #6B2818

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

Preview Lab → · Contrast checker → · Palette generator →