#681E23#681E23

#681E23 is a dark, moderate red. Relative luminance 0.040; OKLCH L 35.5% C 0.105 H 20.6°. Best body text is #FFFFFF at 11.68:1 contrast (WCAG AA passes).

Color values

HEX	#681E23
RGB	rgb(104, 30, 35)
HSL	hsl(356, 55%, 26%)
HSV	hsv(356, 71%, 41%)
CMYK	cmyk(0%, 71.2%, 66.3%, 59.2%)
CIE-LAB	lab(23.65, 33.32, 15.42)
CIE-LCH	lch(23.65, 36.72, 24.84°)
OKLab	oklab(35.47% 0.0987 0.0371)
OKLCH	oklch(35.47% 0.105 20.6)
XYZ	xyz(6.4772, 3.9939, 2.0196)
Luminance	0.0399 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681E23 #1E6863

analogous

#681E48 #681E23 #683E1E

triadic

#681E23 #23681E #1E2368

tetradic

#681E23 #48681E #1E6863 #3E1E68

square

#681E23 #48681E #1E6863 #3E1E68

split-complementary

#681E23 #1E683E #1E4868

monochromatic

#180708 #391013 #681E23 #982C33 #C63A44

Accessibility & contrast

On white

11.68

#681E23 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#681E23 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681E23

11.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681E23	#FFFFFF	#000000	##FFFFFF
##681E23	1.00	11.68	1.80	11.68
#FFFFFF	11.68	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#322E23

Deuteranopia (green-blind)

#443E21

Tritanopia (blue-blind)

#720C20

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #681e23;
/* rgb */ color: rgb(104, 30, 35);
/* oklch */ color: oklch(35.5% 0.105 20.6);

Tailwind

colors: {
  custom: {
    50: '#995f5d',
    500: '#681e23',
    950: '#000000',
  },
}

SCSS

$custom: #681e23;
$custom-light: #995f5d;
$custom-dark: #000000;

JSON

{
  "hex": "#681e23",
  "rgb": {
    "r": 104,
    "g": 30,
    "b": 35
  },
  "hsl": {
    "h": 355.946,
    "s": 55.224,
    "l": 26.275
  },
  "oklch": {
    "l": 0.35472,
    "c": 0.10547,
    "h": 20.6
  },
  "luminance": 0.03993
}

Semantic roles & 50–950 ramp

primary

#681E23

secondary

#459D97

accent

#DFD449

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0F0504

muted

#7E7979

Preview Lab

Preview with #681E23

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

Preview Lab → · Contrast checker → · Palette generator →