#681C22#681C22

#681C22 is a dark, moderate red. Relative luminance 0.039; OKLCH L 35.2% C 0.108 H 20.3°. Best body text is #FFFFFF at 11.81:1 contrast (WCAG AA passes).

Color values

HEX	#681C22
RGB	rgb(104, 28, 34)
HSL	hsl(355, 58%, 26%)
HSV	hsv(355, 73%, 41%)
CMYK	cmyk(0%, 73.1%, 67.3%, 59.2%)
CIE-LAB	lab(23.30, 34.14, 15.65)
CIE-LCH	lch(23.30, 37.56, 24.63°)
OKLab	oklab(35.21% 0.1012 0.0375)
OKLCH	oklch(35.21% 0.108 20.3)
XYZ	xyz(6.4136, 3.8900, 1.9262)
Luminance	0.0389 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681C22 #1C6862

analogous

#681C48 #681C22 #683C1C

triadic

#681C22 #22681C #1C2268

tetradic

#681C22 #48681C #1C6862 #3C1C68

square

#681C22 #48681C #1C6862 #3C1C68

split-complementary

#681C22 #1C683C #1C4868

monochromatic

#180608 #380F12 #681C22 #982932 #C83642

Accessibility & contrast

On white

11.81

#681C22 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#681C22 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681C22

11.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681C22	#FFFFFF	#000000	##FFFFFF
##681C22	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)

#302D22

Deuteranopia (green-blind)

#443D20

Tritanopia (blue-blind)

#73081F

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #681c22;
/* rgb */ color: rgb(104, 28, 34);
/* oklch */ color: oklch(35.2% 0.108 20.3);

Tailwind

colors: {
  custom: {
    50: '#995e5c',
    500: '#681c22',
    950: '#000000',
  },
}

SCSS

$custom: #681c22;
$custom-light: #995e5c;
$custom-dark: #000000;

JSON

{
  "hex": "#681c22",
  "rgb": {
    "r": 104,
    "g": 28,
    "b": 34
  },
  "hsl": {
    "h": 355.263,
    "s": 57.576,
    "l": 25.882
  },
  "oklch": {
    "l": 0.35207,
    "c": 0.10787,
    "h": 20.3
  },
  "luminance": 0.03889
}

Semantic roles & 50–950 ramp

primary

#681C22

secondary

#439D96

accent

#E1D547

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0F0504

muted

#7E7979

Preview Lab

Preview with #681C22

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

Preview Lab → · Contrast checker → · Palette generator →