#681D2C#681D2C

#681D2C is a dark, moderate red. Relative luminance 0.040; OKLCH L 35.6% C 0.107 H 12.7°. Best body text is #FFFFFF at 11.66:1 contrast (WCAG AA passes).

Color values

HEX	#681D2C
RGB	rgb(104, 29, 44)
HSL	hsl(348, 56%, 26%)
HSV	hsv(348, 72%, 41%)
CMYK	cmyk(0%, 72.1%, 57.7%, 59.2%)
CIE-LAB	lab(23.69, 34.49, 9.34)
CIE-LCH	lch(23.69, 35.73, 15.15°)
OKLab	oklab(35.56% 0.1041 0.0235)
OKLCH	oklch(35.56% 0.107 12.7)
XYZ	xyz(6.6035, 4.0045, 2.8076)
Luminance	0.0400 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681D2C #1D6859

analogous

#681D51 #681D2C #68331D

triadic

#681D2C #2C681D #1D2C68

tetradic

#681D2C #51681D #1D6859 #331D68

square

#681D2C #51681D #1D6859 #331D68

split-complementary

#681D2C #1D6833 #1D5168

monochromatic

#18070A #381018 #681D2C #982A40 #C73855

Accessibility & contrast

On white

11.66

#681D2C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#681D2C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681D2C

11.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681D2C	#FFFFFF	#000000	##FFFFFF
##681D2C	1.00	11.66	1.80	11.66
#FFFFFF	11.66	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F2F2C

Deuteranopia (green-blind)

#433E2A

Tritanopia (blue-blind)

#720E23

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #681d2c;
/* rgb */ color: rgb(104, 29, 44);
/* oklch */ color: oklch(35.6% 0.107 12.7);

Tailwind

colors: {
  custom: {
    50: '#985f64',
    500: '#681d2c',
    950: '#000000',
  },
}

SCSS

$custom: #681d2c;
$custom-light: #985f64;
$custom-dark: #000000;

JSON

{
  "hex": "#681d2c",
  "rgb": {
    "r": 104,
    "g": 29,
    "b": 44
  },
  "hsl": {
    "h": 348,
    "s": 56.391,
    "l": 26.078
  },
  "oklch": {
    "l": 0.35563,
    "c": 0.10675,
    "h": 12.7
  },
  "luminance": 0.04004
}

Semantic roles & 50–950 ramp

primary

#681D2C

secondary

#449D8B

accent

#E0C148

background

#F9F5F6

surface

#F2E9EB

border

#CCC5C6

text

#0E0505

muted

#7E797A

Preview Lab

Preview with #681D2C

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

Preview Lab → · Contrast checker → · Palette generator →