#6B1817#6B1817

#6B1817 is a dark, moderate red. Relative luminance 0.038; OKLCH L 35.1% C 0.117 H 26.1°. Best body text is #FFFFFF at 11.88:1 contrast (WCAG AA passes).

Color values

HEX	#6B1817
RGB	rgb(107, 24, 23)
HSL	hsl(1, 65%, 25%)
HSV	hsv(1, 79%, 42%)
CMYK	cmyk(0%, 77.6%, 78.5%, 58%)
CIE-LAB	lab(23.14, 36.23, 22.89)
CIE-LCH	lch(23.14, 42.85, 32.28°)
OKLab	oklab(35.14% 0.1048 0.0514)
OKLCH	oklch(35.14% 0.117 26.1)
XYZ	xyz(6.5454, 3.8419, 1.2074)
Luminance	0.0384 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B1817 #176A6B

analogous

#6B1740 #6B1817 #6B4217

triadic

#6B1817 #176B18 #18176B

tetradic

#6B1817 #406B17 #176A6B #42176B

square

#6B1817 #406B17 #176A6B #42176B

split-complementary

#6B1817 #176B42 #17406B

monochromatic

#190605 #390D0C #6B1817 #9D2322 #D02F2D

Accessibility & contrast

On white

11.88

#6B1817 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#6B1817 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6B1817

11.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B1817	#FFFFFF	#000000	##FFFFFF
##6B1817	1.00	11.88	1.77	11.88
#FFFFFF	11.88	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#312C16

Deuteranopia (green-blind)

#453E14

Tritanopia (blue-blind)

#760019

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #6b1817;
/* rgb */ color: rgb(107, 24, 23);
/* oklch */ color: oklch(35.1% 0.117 26.1);

Tailwind

colors: {
  custom: {
    50: '#9c5c54',
    500: '#6b1817',
    950: '#000000',
  },
}

SCSS

$custom: #6b1817;
$custom-light: #9c5c54;
$custom-dark: #000000;

JSON

{
  "hex": "#6b1817",
  "rgb": {
    "r": 107,
    "g": 24,
    "b": 23
  },
  "hsl": {
    "h": 0.714,
    "s": 64.615,
    "l": 25.49
  },
  "oklch": {
    "l": 0.3514,
    "c": 0.1167,
    "h": 26.1
  },
  "luminance": 0.03841
}

Semantic roles & 50–950 ramp

primary

#6B1817

secondary

#3DA0A1

accent

#E6E840

background

#FAF5F4

surface

#F4E9E7

border

#CEC5C3

text

#100402

muted

#7F7978

Preview Lab

Preview with #6B1817

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

Preview Lab → · Contrast checker → · Palette generator →