#6B291F#6B291F

#6B291F is a dark, moderate red. Relative luminance 0.048; OKLCH L 37.5% C 0.097 H 30.8°. Best body text is #FFFFFF at 10.70:1 contrast (WCAG AA passes).

Color values

HEX	#6B291F
RGB	rgb(107, 41, 31)
HSL	hsl(8, 55%, 27%)
HSV	hsv(8, 71%, 42%)
CMYK	cmyk(0%, 61.7%, 71%, 58%)
CIE-LAB	lab(26.19, 28.76, 21.32)
CIE-LCH	lch(26.19, 35.80, 36.55°)
OKLab	oklab(37.47% 0.0832 0.0496)
OKLCH	oklch(37.47% 0.097 30.8)
XYZ	xyz(7.1044, 4.8115, 1.8507)
Luminance	0.0481 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B291F #1F616B

analogous

#6B1F3B #6B291F #6B4F1F

triadic

#6B291F #1F6B29 #291F6B

tetradic

#6B291F #3B6B1F #1F616B #4F1F6B

square

#6B291F #3B6B1F #1F616B #4F1F6B

split-complementary

#6B291F #1F6B4F #1F3B6B

monochromatic

#180907 #3C1711 #6B291F #9A3B2D #C7503D

Accessibility & contrast

On white

10.70

#6B291F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#6B291F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6B291F

10.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B291F	#FFFFFF	#000000	##FFFFFF
##6B291F	1.00	10.70	1.96	10.70
#FFFFFF	10.70	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A351E

Deuteranopia (green-blind)

#4B431D

Tritanopia (blue-blind)

#761B27

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #6b291f;
/* rgb */ color: rgb(107, 41, 31);
/* oklch */ color: oklch(37.5% 0.097 30.8);

Tailwind

colors: {
  custom: {
    50: '#9b655b',
    500: '#6b291f',
    950: '#000000',
  },
}

SCSS

$custom: #6b291f;
$custom-light: #9b655b;
$custom-dark: #000000;

JSON

{
  "hex": "#6b291f",
  "rgb": {
    "r": 107,
    "g": 41,
    "b": 31
  },
  "hsl": {
    "h": 7.895,
    "s": 55.072,
    "l": 27.059
  },
  "oklch": {
    "l": 0.37466,
    "c": 0.09682,
    "h": 30.8
  },
  "luminance": 0.04811
}

Semantic roles & 50–950 ramp

primary

#6B291F

secondary

#47949F

accent

#CBDE49

background

#FAF6F5

surface

#F3EBE9

border

#CDC6C5

text

#0F0604

muted

#7F7A79

Preview Lab

Preview with #6B291F

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

Preview Lab → · Contrast checker → · Palette generator →