#6B171A#6B171A

#6B171A is a dark, moderate red. Relative luminance 0.038; OKLCH L 35.1% C 0.117 H 23.9°. Best body text is #FFFFFF at 11.91:1 contrast (WCAG AA passes).

Color values

HEX	#6B171A
RGB	rgb(107, 23, 26)
HSL	hsl(358, 65%, 25%)
HSV	hsv(358, 79%, 42%)
CMYK	cmyk(0%, 78.5%, 75.7%, 58%)
CIE-LAB	lab(23.05, 36.76, 20.83)
CIE-LCH	lch(23.05, 42.25, 29.54°)
OKLab	oklab(35.08% 0.1072 0.0476)
OKLCH	oklch(35.08% 0.117 23.9)
XYZ	xyz(6.5570, 3.8142, 1.3680)
Luminance	0.0381 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B171A #176B68

analogous

#6B1744 #6B171A #6B3E17

triadic

#6B171A #1A6B17 #171A6B

tetradic

#6B171A #446B17 #176B68 #3E176B

square

#6B171A #446B17 #176B68 #3E176B

split-complementary

#6B171A #176B3E #17446B

monochromatic

#190506 #390C0E #6B171A #9D2226 #D02D32

Accessibility & contrast

On white

11.91

#6B171A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#6B171A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6B171A

11.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B171A	#FFFFFF	#000000	##FFFFFF
##6B171A	1.00	11.91	1.76	11.91
#FFFFFF	11.91	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302B19

Deuteranopia (green-blind)

#453E17

Tritanopia (blue-blind)

#760019

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #6b171a;
/* rgb */ color: rgb(107, 23, 26);
/* oklch */ color: oklch(35.1% 0.117 23.9);

Tailwind

colors: {
  custom: {
    50: '#9c5c56',
    500: '#6b171a',
    950: '#000000',
  },
}

SCSS

$custom: #6b171a;
$custom-light: #9c5c56;
$custom-dark: #000000;

JSON

{
  "hex": "#6b171a",
  "rgb": {
    "r": 107,
    "g": 23,
    "b": 26
  },
  "hsl": {
    "h": 357.857,
    "s": 64.615,
    "l": 25.49
  },
  "oklch": {
    "l": 0.35084,
    "c": 0.11727,
    "h": 23.9
  },
  "luminance": 0.03813
}

Semantic roles & 50–950 ramp

primary

#6B171A

secondary

#3DA19D

accent

#E8E240

background

#FAF5F5

surface

#F4E9E9

border

#CEC5C5

text

#0F0403

muted

#7F7978

Preview Lab

Preview with #6B171A

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

Preview Lab → · Contrast checker → · Palette generator →