#68181C#68181C

#68181C is a dark, moderate red. Relative luminance 0.037; OKLCH L 34.6% C 0.113 H 22.8°. Best body text is #FFFFFF at 12.10:1 contrast (WCAG AA passes).

Color values

HEX	#68181C
RGB	rgb(104, 24, 28)
HSL	hsl(357, 63%, 25%)
HSV	hsv(357, 77%, 41%)
CMYK	cmyk(0%, 76.9%, 73.1%, 59.2%)
CIE-LAB	lab(22.59, 35.44, 18.80)
CIE-LCH	lch(22.59, 40.12, 27.94°)
OKLab	oklab(34.64% 0.1039 0.0437)
OKLCH	oklch(34.64% 0.113 22.8)
XYZ	xyz(6.2458, 3.6811, 1.4800)
Luminance	0.0368 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#68181C #186864

analogous

#681844 #68181C #683C18

triadic

#68181C #1C6818 #181C68

tetradic

#68181C #446818 #186864 #3C1868

square

#68181C #446818 #186864 #3C1868

split-complementary

#68181C #18683C #184468

monochromatic

#190607 #360D0F #68181C #9A2329 #CB2F37

Accessibility & contrast

On white

12.10

#68181C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#68181C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #68181C

12.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##68181C	#FFFFFF	#000000	##FFFFFF
##68181C	1.00	12.10	1.74	12.10
#FFFFFF	12.10	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F2B1B

Deuteranopia (green-blind)

#433C19

Tritanopia (blue-blind)

#73001A

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #68181c;
/* rgb */ color: rgb(104, 24, 28);
/* oklch */ color: oklch(34.6% 0.113 22.8);

Tailwind

colors: {
  custom: {
    50: '#995c58',
    500: '#68181c',
    950: '#000000',
  },
}

SCSS

$custom: #68181c;
$custom-light: #995c58;
$custom-dark: #000000;

JSON

{
  "hex": "#68181c",
  "rgb": {
    "r": 104,
    "g": 24,
    "b": 28
  },
  "hsl": {
    "h": 357,
    "s": 62.5,
    "l": 25.098
  },
  "oklch": {
    "l": 0.34637,
    "c": 0.11271,
    "h": 22.8
  },
  "luminance": 0.0368
}

Semantic roles & 50–950 ramp

primary

#68181C

secondary

#3E9E99

accent

#E6DD42

background

#FAF5F5

surface

#F3E9E9

border

#CDC5C5

text

#0F0403

muted

#7F7978

Preview Lab

Preview with #68181C

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

Preview Lab → · Contrast checker → · Palette generator →