#681D1E#681D1E

#681D1E is a dark, moderate red. Relative luminance 0.039; OKLCH L 35.2% C 0.107 H 23.8°. Best body text is #FFFFFF at 11.78:1 contrast (WCAG AA passes).

Color values

HEX	#681D1E
RGB	rgb(104, 29, 30)
HSL	hsl(359, 56%, 26%)
HSV	hsv(359, 72%, 41%)
CMYK	cmyk(0%, 72.1%, 71.2%, 59.2%)
CIE-LAB	lab(23.39, 33.44, 18.45)
CIE-LCH	lch(23.39, 38.19, 28.88°)
OKLab	oklab(35.25% 0.098 0.0432)
OKLCH	oklch(35.25% 0.107 23.8)
XYZ	xyz(6.3833, 3.9164, 1.6479)
Luminance	0.0392 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681D1E #1D6867

analogous

#681D43 #681D1E #68411D

triadic

#681D1E #1E681D #1D1E68

tetradic

#681D1E #43681D #1D6867 #411D68

square

#681D1E #43681D #1D6867 #411D68

split-complementary

#681D1E #1D6841 #1D4368

monochromatic

#180707 #381010 #681D1E #982A2C #C7383A

Accessibility & contrast

On white

11.78

#681D1E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#681D1E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681D1E

11.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681D1E	#FFFFFF	#000000	##FFFFFF
##681D1E	1.00	11.78	1.78	11.78
#FFFFFF	11.78	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#322E1D

Deuteranopia (green-blind)

#443E1C

Tritanopia (blue-blind)

#73081E

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #681d1e;
/* rgb */ color: rgb(104, 29, 30);
/* oklch */ color: oklch(35.2% 0.107 23.8);

Tailwind

colors: {
  custom: {
    50: '#995e59',
    500: '#681d1e',
    950: '#000000',
  },
}

SCSS

$custom: #681d1e;
$custom-light: #995e59;
$custom-dark: #000000;

JSON

{
  "hex": "#681d1e",
  "rgb": {
    "r": 104,
    "g": 29,
    "b": 30
  },
  "hsl": {
    "h": 359.2,
    "s": 56.391,
    "l": 26.078
  },
  "oklch": {
    "l": 0.35249,
    "c": 0.10713,
    "h": 23.8
  },
  "luminance": 0.03916
}

Semantic roles & 50–950 ramp

primary

#681D1E

secondary

#449D9C

accent

#E0DE48

background

#FAF5F5

surface

#F3E9E9

border

#CDC5C5

text

#0F0503

muted

#7F7978

Preview Lab

Preview with #681D1E

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

Preview Lab → · Contrast checker → · Palette generator →