#6B1B2F#6B1B2F

#6B1B2F is a dark, moderate red. Relative luminance 0.041; OKLCH L 36.0% C 0.113 H 10.2°. Best body text is #FFFFFF at 11.52:1 contrast (WCAG AA passes).

Color values

HEX	#6B1B2F
RGB	rgb(107, 27, 47)
HSL	hsl(345, 60%, 26%)
HSV	hsv(345, 75%, 42%)
CMYK	cmyk(0%, 74.8%, 56.1%, 58%)
CIE-LAB	lab(24.05, 36.64, 7.88)
CIE-LCH	lch(24.05, 37.48, 12.13°)
OKLab	oklab(35.97% 0.1111 0.02)
OKLCH	oklch(35.97% 0.113 10.2)
XYZ	xyz(6.9691, 4.1158, 3.1162)
Luminance	0.0411 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B1B2F #1B6B57

analogous

#6B1B57 #6B1B2F #6B2F1B

triadic

#6B1B2F #2F6B1B #1B2F6B

tetradic

#6B1B2F #576B1B #1B6B57 #2F1B6B

square

#6B1B2F #576B1B #1B6B57 #2F1B6B

split-complementary

#6B1B2F #1B6B2F #1B576B

monochromatic

#18060B #3A0F1A #6B1B2F #9C2744 #CC355A

Accessibility & contrast

On white

11.52

#6B1B2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#6B1B2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6B1B2F

11.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B1B2F	#FFFFFF	#000000	##FFFFFF
##6B1B2F	1.00	11.52	1.82	11.52
#FFFFFF	11.52	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F2F2F

Deuteranopia (green-blind)

#433F2D

Tritanopia (blue-blind)

#750923

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #6b1b2f;
/* rgb */ color: rgb(107, 27, 47);
/* oklch */ color: oklch(36.0% 0.113 10.2);

Tailwind

colors: {
  custom: {
    50: '#9a5e67',
    500: '#6b1b2f',
    950: '#000000',
  },
}

SCSS

$custom: #6b1b2f;
$custom-light: #9a5e67;
$custom-dark: #000000;

JSON

{
  "hex": "#6b1b2f",
  "rgb": {
    "r": 107,
    "g": 27,
    "b": 47
  },
  "hsl": {
    "h": 345,
    "s": 59.701,
    "l": 26.275
  },
  "oklch": {
    "l": 0.3597,
    "c": 0.11292,
    "h": 10.2
  },
  "luminance": 0.04115
}

Semantic roles & 50–950 ramp

primary

#6B1B2F

secondary

#42A088

accent

#E3BB45

background

#FAF5F6

surface

#F3E9EB

border

#CDC5C6

text

#0F0506

muted

#7F797A

Preview Lab

Preview with #6B1B2F

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

Preview Lab → · Contrast checker → · Palette generator →