#681E1E#681E1E

#681E1E is a dark, moderate red. Relative luminance 0.040; OKLCH L 35.4% C 0.106 H 24.3°. Best body text is #FFFFFF at 11.71:1 contrast (WCAG AA passes).

Color values

HEX	#681E1E
RGB	rgb(104, 30, 30)
HSL	hsl(0, 55%, 26%)
HSV	hsv(0, 71%, 41%)
CMYK	cmyk(0%, 71.2%, 71.2%, 59.2%)
CIE-LAB	lab(23.56, 32.99, 18.65)
CIE-LCH	lch(23.56, 37.89, 29.49°)
OKLab	oklab(35.37% 0.0966 0.0437)
OKLCH	oklch(35.37% 0.106 24.3)
XYZ	xyz(6.4082, 3.9663, 1.6562)
Luminance	0.0396 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681E1E #1E6868

analogous

#681E43 #681E1E #68431E

triadic

#681E1E #1E681E #1E1E68

tetradic

#681E1E #43681E #1E6868 #431E68

square

#681E1E #43681E #1E6868 #431E68

split-complementary

#681E1E #1E6843 #1E4368

monochromatic

#180707 #391010 #681E1E #982C2C #C63A3A

Accessibility & contrast

On white

11.71

#681E1E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#681E1E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681E1E

11.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681E1E	#FFFFFF	#000000	##FFFFFF
##681E1E	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)

#322E1D

Deuteranopia (green-blind)

#453E1C

Tritanopia (blue-blind)

#730A1F

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #681e1e;
/* rgb */ color: rgb(104, 30, 30);
/* oklch */ color: oklch(35.4% 0.106 24.3);

Tailwind

colors: {
  custom: {
    50: '#995f59',
    500: '#681e1e',
    950: '#000000',
  },
}

SCSS

$custom: #681e1e;
$custom-light: #995f59;
$custom-dark: #000000;

JSON

{
  "hex": "#681e1e",
  "rgb": {
    "r": 104,
    "g": 30,
    "b": 30
  },
  "hsl": {
    "h": 0,
    "s": 55.224,
    "l": 26.275
  },
  "oklch": {
    "l": 0.35374,
    "c": 0.106,
    "h": 24.3
  },
  "luminance": 0.03965
}

Semantic roles & 50–950 ramp

primary

#681E1E

secondary

#459D9D

accent

#DFDF49

background

#FAF5F5

surface

#F3E9E9

border

#CDC5C5

text

#0F0503

muted

#7F7978

Preview Lab

Preview with #681E1E

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

Preview Lab → · Contrast checker → · Palette generator →