#6B1722#6B1722

#6B1722 is a dark, moderate red. Relative luminance 0.039; OKLCH L 35.2% C 0.117 H 18.7°. Best body text is #FFFFFF at 11.86:1 contrast (WCAG AA passes).

Color values

HEX	#6B1722
RGB	rgb(107, 23, 34)
HSL	hsl(352, 65%, 25%)
HSV	hsv(352, 79%, 42%)
CMYK	cmyk(0%, 78.5%, 68.2%, 58%)
CIE-LAB	lab(23.19, 37.22, 15.63)
CIE-LCH	lch(23.19, 40.37, 22.78°)
OKLab	oklab(35.23% 0.1105 0.0373)
OKLCH	oklch(35.23% 0.117 18.7)
XYZ	xyz(6.6592, 3.8551, 1.9065)
Luminance	0.0385 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B1722 #176B60

analogous

#6B174C #6B1722 #6B3617

triadic

#6B1722 #226B17 #17226B

tetradic

#6B1722 #4C6B17 #176B60 #36176B

square

#6B1722 #4C6B17 #176B60 #36176B

split-complementary

#6B1722 #176B36 #174C6B

monochromatic

#190508 #390C12 #6B1722 #9D2232 #D02D42

Accessibility & contrast

On white

11.86

#6B1722 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#6B1722 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6B1722

11.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B1722	#FFFFFF	#000000	##FFFFFF
##6B1722	1.00	11.86	1.77	11.86
#FFFFFF	11.86	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F2C22

Deuteranopia (green-blind)

#443E20

Tritanopia (blue-blind)

#76001C

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #6b1722;
/* rgb */ color: rgb(107, 23, 34);
/* oklch */ color: oklch(35.2% 0.117 18.7);

Tailwind

colors: {
  custom: {
    50: '#9b5c5c',
    500: '#6b1722',
    950: '#000000',
  },
}

SCSS

$custom: #6b1722;
$custom-light: #9b5c5c;
$custom-dark: #000000;

JSON

{
  "hex": "#6b1722",
  "rgb": {
    "r": 107,
    "g": 23,
    "b": 34
  },
  "hsl": {
    "h": 352.143,
    "s": 64.615,
    "l": 25.49
  },
  "oklch": {
    "l": 0.35232,
    "c": 0.11666,
    "h": 18.7
  },
  "luminance": 0.03854
}

Semantic roles & 50–950 ramp

primary

#6B1722

secondary

#3DA194

accent

#E8D240

background

#FAF5F5

surface

#F4E9E9

border

#CEC5C5

text

#0F0404

muted

#7F7979

Preview Lab

Preview with #6B1722

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

Preview Lab → · Contrast checker → · Palette generator →