#681F13#681F13

#681F13 is a dark, moderate red. Relative luminance 0.040; OKLCH L 35.3% C 0.107 H 31.9°. Best body text is #FFFFFF at 11.71:1 contrast (WCAG AA passes).

Color values

HEX	#681F13
RGB	rgb(104, 31, 19)
HSL	hsl(8, 69%, 24%)
HSV	hsv(8, 82%, 41%)
CMYK	cmyk(0%, 70.2%, 81.7%, 59.2%)
CIE-LAB	lab(23.58, 31.95, 25.67)
CIE-LCH	lch(23.58, 40.98, 38.77°)
OKLab	oklab(35.34% 0.0908 0.0565)
OKLCH	oklch(35.34% 0.107 31.9)
XYZ	xyz(6.3172, 3.9710, 1.0498)
Luminance	0.0397 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681F13 #135C68

analogous

#681332 #681F13 #684A13

triadic

#681F13 #13681F #1F1368

tetradic

#681F13 #326813 #135C68 #4A1368

square

#681F13 #326813 #135C68 #4A1368

split-complementary

#681F13 #13684A #133268

monochromatic

#1A0805 #34100A #681F13 #9C2E1C #CF3E26

Accessibility & contrast

On white

11.71

#681F13 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#681F13 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681F13

11.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681F13	#FFFFFF	#000000	##FFFFFF
##681F13	1.00	11.71	1.79	11.71
#FFFFFF	11.71	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#342E11

Deuteranopia (green-blind)

#463E10

Tritanopia (blue-blind)

#73091D

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #681f13;
/* rgb */ color: rgb(104, 31, 19);
/* oklch */ color: oklch(35.3% 0.107 31.9);

Tailwind

colors: {
  custom: {
    50: '#9a5f51',
    500: '#681f13',
    950: '#000000',
  },
}

SCSS

$custom: #681f13;
$custom-light: #9a5f51;
$custom-dark: #000000;

JSON

{
  "hex": "#681f13",
  "rgb": {
    "r": 104,
    "g": 31,
    "b": 19
  },
  "hsl": {
    "h": 8.471,
    "s": 69.106,
    "l": 24.118
  },
  "oklch": {
    "l": 0.35336,
    "c": 0.10697,
    "h": 31.9
  },
  "luminance": 0.0397
}

Semantic roles & 50–950 ramp

primary

#681F13

secondary

#37919F

accent

#D3EC3C

background

#FAF5F4

surface

#F4E9E7

border

#CEC5C3

text

#0F0502

muted

#7F7978

Preview Lab

Preview with #681F13

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

Preview Lab → · Contrast checker → · Palette generator →