#681D19#681D19

#681D19 is a dark, moderate red. Relative luminance 0.039; OKLCH L 35.2% C 0.108 H 27.2°. Best body text is #FFFFFF at 11.81:1 contrast (WCAG AA passes).

Color values

HEX	#681D19
RGB	rgb(104, 29, 25)
HSL	hsl(3, 61%, 25%)
HSV	hsv(3, 76%, 41%)
CMYK	cmyk(0%, 72.1%, 76%, 59.2%)
CIE-LAB	lab(23.31, 33.15, 21.63)
CIE-LCH	lch(23.31, 39.59, 33.12°)
OKLab	oklab(35.17% 0.096 0.0493)
OKLCH	oklch(35.17% 0.108 27.2)
XYZ	xyz(6.3244, 3.8929, 1.3379)
Luminance	0.0389 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681D19 #196468

analogous

#68193C #681D19 #684419

triadic

#681D19 #19681D #1D1968

tetradic

#681D19 #3C6819 #196468 #441968

square

#681D19 #3C6819 #196468 #441968

split-complementary

#681D19 #196844 #193C68

monochromatic

#190706 #370F0D #681D19 #992B25 #CB3931

Accessibility & contrast

On white

11.81

#681D19 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#681D19 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681D19

11.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681D19	#FFFFFF	#000000	##FFFFFF
##681D19	1.00	11.81	1.78	11.81
#FFFFFF	11.81	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#322D18

Deuteranopia (green-blind)

#453E17

Tritanopia (blue-blind)

#73071D

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #681d19;
/* rgb */ color: rgb(104, 29, 25);
/* oklch */ color: oklch(35.2% 0.108 27.2);

Tailwind

colors: {
  custom: {
    50: '#995e56',
    500: '#681d19',
    950: '#000000',
  },
}

SCSS

$custom: #681d19;
$custom-light: #995e56;
$custom-dark: #000000;

JSON

{
  "hex": "#681d19",
  "rgb": {
    "r": 104,
    "g": 29,
    "b": 25
  },
  "hsl": {
    "h": 3.038,
    "s": 61.24,
    "l": 25.294
  },
  "oklch": {
    "l": 0.35165,
    "c": 0.10788,
    "h": 27.2
  },
  "luminance": 0.03892
}

Semantic roles & 50–950 ramp

primary

#681D19

secondary

#3F999E

accent

#DCE443

background

#FAF5F5

surface

#F3E9E9

border

#CDC5C5

text

#0F0503

muted

#7F7978

Preview Lab

Preview with #681D19

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

Preview Lab → · Contrast checker → · Palette generator →