#6B191B#6B191B

#6B191B is a dark, moderate red. Relative luminance 0.039; OKLCH L 35.3% C 0.115 H 24.1°. Best body text is #FFFFFF at 11.80:1 contrast (WCAG AA passes).

Color values

HEX	#6B191B
RGB	rgb(107, 25, 27)
HSL	hsl(359, 62%, 26%)
HSV	hsv(359, 77%, 42%)
CMYK	cmyk(0%, 76.6%, 74.8%, 58%)
CIE-LAB	lab(23.34, 36.03, 20.52)
CIE-LCH	lch(23.34, 41.47, 29.65°)
OKLab	oklab(35.31% 0.1051 0.0471)
OKLCH	oklch(35.31% 0.115 24.1)
XYZ	xyz(6.6096, 3.9012, 1.4417)
Luminance	0.0390 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B191B #196B69

analogous

#6B1944 #6B191B #6B4019

triadic

#6B191B #1B6B19 #191B6B

tetradic

#6B191B #446B19 #196B69 #40196B

square

#6B191B #446B19 #196B69 #40196B

split-complementary

#6B191B #196B40 #19446B

monochromatic

#190606 #390D0E #6B191B #9D2528 #CE3034

Accessibility & contrast

On white

11.80

#6B191B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#6B191B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6B191B

11.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B191B	#FFFFFF	#000000	##FFFFFF
##6B191B	1.00	11.80	1.78	11.80
#FFFFFF	11.80	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#312C1A

Deuteranopia (green-blind)

#453E18

Tritanopia (blue-blind)

#76001B

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #6b191b;
/* rgb */ color: rgb(107, 25, 27);
/* oklch */ color: oklch(35.3% 0.115 24.1);

Tailwind

colors: {
  custom: {
    50: '#9c5d57',
    500: '#6b191b',
    950: '#000000',
  },
}

SCSS

$custom: #6b191b;
$custom-light: #9c5d57;
$custom-dark: #000000;

JSON

{
  "hex": "#6b191b",
  "rgb": {
    "r": 107,
    "g": 25,
    "b": 27
  },
  "hsl": {
    "h": 358.537,
    "s": 62.121,
    "l": 25.882
  },
  "oklch": {
    "l": 0.35308,
    "c": 0.11519,
    "h": 24.1
  },
  "luminance": 0.039
}

Semantic roles & 50–950 ramp

primary

#6B191B

secondary

#3FA19E

accent

#E5E143

background

#FAF5F5

surface

#F4E9E9

border

#CEC5C5

text

#0F0403

muted

#7F7978

Preview Lab

Preview with #6B191B

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

Preview Lab → · Contrast checker → · Palette generator →