#6B191F#6B191F

#6B191F is a dark, moderate red. Relative luminance 0.039; OKLCH L 35.4% C 0.115 H 21.5°. Best body text is #FFFFFF at 11.77:1 contrast (WCAG AA passes).

Color values

HEX	#6B191F
RGB	rgb(107, 25, 31)
HSL	hsl(356, 62%, 26%)
HSV	hsv(356, 77%, 42%)
CMYK	cmyk(0%, 76.6%, 71%, 58%)
CIE-LAB	lab(23.41, 36.26, 17.94)
CIE-LCH	lch(23.41, 40.45, 26.32°)
OKLab	oklab(35.38% 0.1068 0.0421)
OKLCH	oklch(35.38% 0.115 21.5)
XYZ	xyz(6.6591, 3.9210, 1.7022)
Luminance	0.0392 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B191F #196B65

analogous

#6B1948 #6B191F #6B3C19

triadic

#6B191F #1F6B19 #191F6B

tetradic

#6B191F #486B19 #196B65 #3C196B

square

#6B191F #486B19 #196B65 #3C196B

split-complementary

#6B191F #196B3C #19486B

monochromatic

#190607 #390D11 #6B191F #9D252D #CE303C

Accessibility & contrast

On white

11.77

#6B191F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#6B191F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6B191F

11.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B191F	#FFFFFF	#000000	##FFFFFF
##6B191F	1.00	11.77	1.78	11.77
#FFFFFF	11.77	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302D1F

Deuteranopia (green-blind)

#453E1D

Tritanopia (blue-blind)

#76001C

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #6b191f;
/* rgb */ color: rgb(107, 25, 31);
/* oklch */ color: oklch(35.4% 0.115 21.5);

Tailwind

colors: {
  custom: {
    50: '#9c5d5a',
    500: '#6b191f',
    950: '#000000',
  },
}

SCSS

$custom: #6b191f;
$custom-light: #9c5d5a;
$custom-dark: #000000;

JSON

{
  "hex": "#6b191f",
  "rgb": {
    "r": 107,
    "g": 25,
    "b": 31
  },
  "hsl": {
    "h": 355.61,
    "s": 62.121,
    "l": 25.882
  },
  "oklch": {
    "l": 0.35379,
    "c": 0.11478,
    "h": 21.5
  },
  "luminance": 0.0392
}

Semantic roles & 50–950 ramp

primary

#6B191F

secondary

#3FA199

accent

#E5D943

background

#FAF5F5

surface

#F4E9E9

border

#CEC5C5

text

#0F0403

muted

#7F7978

Preview Lab

Preview with #6B191F

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

Preview Lab → · Contrast checker → · Palette generator →