#681918#681918

#681918 is a dark, moderate red. Relative luminance 0.037; OKLCH L 34.7% C 0.112 H 25.8°. Best body text is #FFFFFF at 12.06:1 contrast (WCAG AA passes).

Color values

HEX	#681918
RGB	rgb(104, 25, 24)
HSL	hsl(1, 63%, 25%)
HSV	hsv(1, 77%, 41%)
CMYK	cmyk(0%, 76%, 76.9%, 59.2%)
CIE-LAB	lab(22.67, 34.82, 21.54)
CIE-LCH	lch(22.67, 40.95, 31.74°)
OKLab	oklab(34.68% 0.101 0.0489)
OKLCH	oklch(34.68% 0.112 25.8)
XYZ	xyz(6.2221, 3.7052, 1.2515)
Luminance	0.0370 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681918 #186768

analogous

#68183F #681918 #684118

triadic

#681918 #186819 #191868

tetradic

#681918 #3F6818 #186768 #411868

square

#681918 #3F6818 #186768 #411868

split-complementary

#681918 #186841 #183F68

monochromatic

#190606 #360D0D #681918 #9A2523 #CB312F

Accessibility & contrast

On white

12.06

#681918 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#681918 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681918

12.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681918	#FFFFFF	#000000	##FFFFFF
##681918	1.00	12.06	1.74	12.06
#FFFFFF	12.06	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302B17

Deuteranopia (green-blind)

#443C15

Tritanopia (blue-blind)

#73001A

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #681918;
/* rgb */ color: rgb(104, 25, 24);
/* oklch */ color: oklch(34.7% 0.112 25.8);

Tailwind

colors: {
  custom: {
    50: '#9a5c55',
    500: '#681918',
    950: '#000000',
  },
}

SCSS

$custom: #681918;
$custom-light: #9a5c55;
$custom-dark: #000000;

JSON

{
  "hex": "#681918",
  "rgb": {
    "r": 104,
    "g": 25,
    "b": 24
  },
  "hsl": {
    "h": 0.75,
    "s": 62.5,
    "l": 25.098
  },
  "oklch": {
    "l": 0.3468,
    "c": 0.11219,
    "h": 25.8
  },
  "luminance": 0.03704
}

Semantic roles & 50–950 ramp

primary

#681918

secondary

#3E9D9E

accent

#E4E642

background

#FAF5F4

surface

#F4E9E7

border

#CEC5C3

text

#0F0403

muted

#7F7978

Preview Lab

Preview with #681918

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

Preview Lab → · Contrast checker → · Palette generator →