#681D16#681D16

#681D16 is a dark, moderate red. Relative luminance 0.039; OKLCH L 35.1% C 0.108 H 29.0°. Best body text is #FFFFFF at 11.82:1 contrast (WCAG AA passes).

Color values

HEX	#681D16
RGB	rgb(104, 29, 22)
HSL	hsl(5, 65%, 25%)
HSV	hsv(5, 79%, 41%)
CMYK	cmyk(0%, 72.1%, 78.8%, 59.2%)
CIE-LAB	lab(23.27, 33.01, 23.50)
CIE-LCH	lch(23.27, 40.51, 35.45°)
OKLab	oklab(35.12% 0.0948 0.0526)
OKLCH	oklch(35.12% 0.108 29)
XYZ	xyz(6.2938, 3.8806, 1.1765)
Luminance	0.0388 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681D16 #166168

analogous

#681638 #681D16 #684616

triadic

#681D16 #16681D #1D1668

tetradic

#681D16 #386816 #166168 #461668

square

#681D16 #386816 #166168 #461668

split-complementary

#681D16 #166846 #163868

monochromatic

#190705 #350F0B #681D16 #9B2B21 #CD392B

Accessibility & contrast

On white

11.82

#681D16 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#681D16 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681D16

11.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681D16	#FFFFFF	#000000	##FFFFFF
##681D16	1.00	11.82	1.78	11.82
#FFFFFF	11.82	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#322D15

Deuteranopia (green-blind)

#453E13

Tritanopia (blue-blind)

#73061C

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #681d16;
/* rgb */ color: rgb(104, 29, 22);
/* oklch */ color: oklch(35.1% 0.108 29.0);

Tailwind

colors: {
  custom: {
    50: '#9a5e53',
    500: '#681d16',
    950: '#000000',
  },
}

SCSS

$custom: #681d16;
$custom-light: #9a5e53;
$custom-dark: #000000;

JSON

{
  "hex": "#681d16",
  "rgb": {
    "r": 104,
    "g": 29,
    "b": 22
  },
  "hsl": {
    "h": 5.122,
    "s": 65.079,
    "l": 24.706
  },
  "oklch": {
    "l": 0.35121,
    "c": 0.10843,
    "h": 29
  },
  "luminance": 0.0388
}

Semantic roles & 50–950 ramp

primary

#681D16

secondary

#3B969F

accent

#DAE840

background

#FAF5F4

surface

#F4E9E7

border

#CEC5C3

text

#0F0502

muted

#7F7978

Preview Lab

Preview with #681D16

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

Preview Lab → · Contrast checker → · Palette generator →