#6E181B#6E181B

#6E181B is a dark, moderate red. Relative luminance 0.040; OKLCH L 35.8% C 0.119 H 24.0°. Best body text is #FFFFFF at 11.61:1 contrast (WCAG AA passes).

Color values

HEX	#6E181B
RGB	rgb(110, 24, 27)
HSL	hsl(358, 64%, 26%)
HSV	hsv(358, 78%, 43%)
CMYK	cmyk(0%, 78.2%, 75.5%, 56.9%)
CIE-LAB	lab(23.83, 37.45, 21.25)
CIE-LCH	lch(23.83, 43.06, 29.57°)
OKLab	oklab(35.79% 0.1092 0.0485)
OKLCH	oklch(35.79% 0.12 24)
XYZ	xyz(6.9557, 4.0485, 1.4519)
Luminance	0.0405 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6E181B #186E6B

analogous

#6E1846 #6E181B #6E4018

triadic

#6E181B #1B6E18 #181B6E

tetradic

#6E181B #466E18 #186E6B #40186E

square

#6E181B #466E18 #186E6B #40186E

split-complementary

#6E181B #186E40 #18466E

monochromatic

#190506 #3C0D0F #6E181B #A02327 #D22F35

Accessibility & contrast

On white

11.61

#6E181B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#6E181B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6E181B

11.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6E181B	#FFFFFF	#000000	##FFFFFF
##6E181B	1.00	11.61	1.81	11.61
#FFFFFF	11.61	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#312D1A

Deuteranopia (green-blind)

#473F18

Tritanopia (blue-blind)

#7A001A

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #6e181b;
/* rgb */ color: rgb(110, 24, 27);
/* oklch */ color: oklch(35.8% 0.119 24.0);

Tailwind

colors: {
  custom: {
    50: '#9e5d57',
    500: '#6e181b',
    950: '#000000',
  },
}

SCSS

$custom: #6e181b;
$custom-light: #9e5d57;
$custom-dark: #000000;

JSON

{
  "hex": "#6e181b",
  "rgb": {
    "r": 110,
    "g": 24,
    "b": 27
  },
  "hsl": {
    "h": 357.907,
    "s": 64.179,
    "l": 26.275
  },
  "oklch": {
    "l": 0.35786,
    "c": 0.1195,
    "h": 24
  },
  "luminance": 0.04047
}

Semantic roles & 50–950 ramp

primary

#6E181B

secondary

#3EA4A0

accent

#E7E141

background

#FAF5F5

surface

#F4E9E9

border

#CEC5C5

text

#100403

muted

#7F7978

Preview Lab

Preview with #6E181B

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

Preview Lab → · Contrast checker → · Palette generator →