#6B1719#6B1719

#6B1719 is a dark, moderate red. Relative luminance 0.038; OKLCH L 35.1% C 0.117 H 24.5°. Best body text is #FFFFFF at 11.92:1 contrast (WCAG AA passes).

Color values

HEX	#6B1719
RGB	rgb(107, 23, 25)
HSL	hsl(359, 65%, 25%)
HSV	hsv(359, 79%, 42%)
CMYK	cmyk(0%, 78.5%, 76.6%, 58%)
CIE-LAB	lab(23.03, 36.71, 21.47)
CIE-LCH	lch(23.03, 42.52, 30.32°)
OKLab	oklab(35.07% 0.1068 0.0488)
OKLCH	oklch(35.07% 0.117 24.5)
XYZ	xyz(6.5460, 3.8098, 1.3102)
Luminance	0.0381 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B1719 #176B69

analogous

#6B1743 #6B1719 #6B3F17

triadic

#6B1719 #196B17 #17196B

tetradic

#6B1719 #436B17 #176B69 #3F176B

square

#6B1719 #436B17 #176B69 #3F176B

split-complementary

#6B1719 #176B3F #17436B

monochromatic

#190506 #390C0D #6B1719 #9D2225 #D02D31

Accessibility & contrast

On white

11.92

#6B1719 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#6B1719 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6B1719

11.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B1719	#FFFFFF	#000000	##FFFFFF
##6B1719	1.00	11.92	1.76	11.92
#FFFFFF	11.92	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302B18

Deuteranopia (green-blind)

#453D16

Tritanopia (blue-blind)

#760019

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #6b1719;
/* rgb */ color: rgb(107, 23, 25);
/* oklch */ color: oklch(35.1% 0.117 24.5);

Tailwind

colors: {
  custom: {
    50: '#9c5c55',
    500: '#6b1719',
    950: '#000000',
  },
}

SCSS

$custom: #6b1719;
$custom-light: #9c5c55;
$custom-dark: #000000;

JSON

{
  "hex": "#6b1719",
  "rgb": {
    "r": 107,
    "g": 23,
    "b": 25
  },
  "hsl": {
    "h": 358.571,
    "s": 64.615,
    "l": 25.49
  },
  "oklch": {
    "l": 0.35068,
    "c": 0.11739,
    "h": 24.5
  },
  "luminance": 0.03809
}

Semantic roles & 50–950 ramp

primary

#6B1719

secondary

#3DA19F

accent

#E8E440

background

#FAF5F5

surface

#F4E9E8

border

#CEC5C4

text

#0F0403

muted

#7F7978

Preview Lab

Preview with #6B1719

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

Preview Lab → · Contrast checker → · Palette generator →