#681D2D#681D2D

#681D2D is a dark, moderate red. Relative luminance 0.040; OKLCH L 35.6% C 0.107 H 11.9°. Best body text is #FFFFFF at 11.65:1 contrast (WCAG AA passes).

Color values

HEX	#681D2D
RGB	rgb(104, 29, 45)
HSL	hsl(347, 56%, 26%)
HSV	hsv(347, 72%, 41%)
CMYK	cmyk(0%, 72.1%, 56.7%, 59.2%)
CIE-LAB	lab(23.71, 34.58, 8.69)
CIE-LCH	lch(23.71, 35.65, 14.10°)
OKLab	oklab(35.59% 0.1046 0.022)
OKLCH	oklch(35.59% 0.107 11.9)
XYZ	xyz(6.6225, 4.0121, 2.9078)
Luminance	0.0401 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681D2D #1D6858

analogous

#681D52 #681D2D #68321D

triadic

#681D2D #2D681D #1D2D68

tetradic

#681D2D #52681D #1D6858 #321D68

square

#681D2D #52681D #1D6858 #321D68

split-complementary

#681D2D #1D6832 #1D5268

monochromatic

#18070A #381018 #681D2D #982A42 #C73857

Accessibility & contrast

On white

11.65

#681D2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#681D2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681D2D

11.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681D2D	#FFFFFF	#000000	##FFFFFF
##681D2D	1.00	11.65	1.80	11.65
#FFFFFF	11.65	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F2F2D

Deuteranopia (green-blind)

#433E2B

Tritanopia (blue-blind)

#720E23

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #681d2d;
/* rgb */ color: rgb(104, 29, 45);
/* oklch */ color: oklch(35.6% 0.107 11.9);

Tailwind

colors: {
  custom: {
    50: '#985f65',
    500: '#681d2d',
    950: '#000000',
  },
}

SCSS

$custom: #681d2d;
$custom-light: #985f65;
$custom-dark: #000000;

JSON

{
  "hex": "#681d2d",
  "rgb": {
    "r": 104,
    "g": 29,
    "b": 45
  },
  "hsl": {
    "h": 347.2,
    "s": 56.391,
    "l": 26.078
  },
  "oklch": {
    "l": 0.3559,
    "c": 0.10685,
    "h": 11.9
  },
  "luminance": 0.04011
}

Semantic roles & 50–950 ramp

primary

#681D2D

secondary

#449D8A

accent

#E0BF48

background

#F9F5F6

surface

#F2E9EB

border

#CCC5C6

text

#0E0505

muted

#7E797A

Preview Lab

Preview with #681D2D

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

Preview Lab → · Contrast checker → · Palette generator →