#681D27#681D27

#681D27 is a dark, moderate red. Relative luminance 0.040; OKLCH L 35.4% C 0.107 H 16.9°. Best body text is #FFFFFF at 11.71:1 contrast (WCAG AA passes).

Color values

HEX	#681D27
RGB	rgb(104, 29, 39)
HSL	hsl(352, 56%, 26%)
HSV	hsv(352, 72%, 41%)
CMYK	cmyk(0%, 72.1%, 62.5%, 59.2%)
CIE-LAB	lab(23.57, 34.07, 12.60)
CIE-LCH	lch(23.57, 36.33, 20.30°)
OKLab	oklab(35.44% 0.1019 0.0309)
OKLCH	oklch(35.44% 0.107 16.9)
XYZ	xyz(6.5151, 3.9692, 2.3421)
Luminance	0.0397 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681D27 #1D685E

analogous

#681D4C #681D27 #68381D

triadic

#681D27 #27681D #1D2768

tetradic

#681D27 #4C681D #1D685E #381D68

square

#681D27 #4C681D #1D685E #381D68

split-complementary

#681D27 #1D6838 #1D4C68

monochromatic

#180709 #381015 #681D27 #982A39 #C7384B

Accessibility & contrast

On white

11.71

#681D27 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#681D27 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681D27

11.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681D27	#FFFFFF	#000000	##FFFFFF
##681D27	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)

#302E27

Deuteranopia (green-blind)

#433E25

Tritanopia (blue-blind)

#720C21

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #681d27;
/* rgb */ color: rgb(104, 29, 39);
/* oklch */ color: oklch(35.4% 0.107 16.9);

Tailwind

colors: {
  custom: {
    50: '#985e60',
    500: '#681d27',
    950: '#000000',
  },
}

SCSS

$custom: #681d27;
$custom-light: #985e60;
$custom-dark: #000000;

JSON

{
  "hex": "#681d27",
  "rgb": {
    "r": 104,
    "g": 29,
    "b": 39
  },
  "hsl": {
    "h": 352,
    "s": 56.391,
    "l": 26.078
  },
  "oklch": {
    "l": 0.35438,
    "c": 0.10652,
    "h": 16.9
  },
  "luminance": 0.03968
}

Semantic roles & 50–950 ramp

primary

#681D27

secondary

#449D91

accent

#E0CB48

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0F0505

muted

#7E7979

Preview Lab

Preview with #681D27

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

Preview Lab → · Contrast checker → · Palette generator →