#681D28#681D28

#681D28 is a dark, moderate red. Relative luminance 0.040; OKLCH L 35.5% C 0.107 H 16.0°. Best body text is #FFFFFF at 11.70:1 contrast (WCAG AA passes).

Color values

HEX	#681D28
RGB	rgb(104, 29, 40)
HSL	hsl(351, 56%, 26%)
HSV	hsv(351, 72%, 41%)
CMYK	cmyk(0%, 72.1%, 61.5%, 59.2%)
CIE-LAB	lab(23.59, 34.15, 11.95)
CIE-LCH	lch(23.59, 36.18, 19.28°)
OKLab	oklab(35.46% 0.1024 0.0295)
OKLCH	oklch(35.46% 0.107 16)
XYZ	xyz(6.5319, 3.9759, 2.4305)
Luminance	0.0398 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681D28 #1D685D

analogous

#681D4D #681D28 #68371D

triadic

#681D28 #28681D #1D2868

tetradic

#681D28 #4D681D #1D685D #371D68

square

#681D28 #4D681D #1D685D #371D68

split-complementary

#681D28 #1D6837 #1D4D68

monochromatic

#180709 #381016 #681D28 #982A3A #C7384D

Accessibility & contrast

On white

11.70

#681D28 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#681D28 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681D28

11.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681D28	#FFFFFF	#000000	##FFFFFF
##681D28	1.00	11.70	1.80	11.70
#FFFFFF	11.70	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302E28

Deuteranopia (green-blind)

#433E26

Tritanopia (blue-blind)

#720C21

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #681d28;
/* rgb */ color: rgb(104, 29, 40);
/* oklch */ color: oklch(35.5% 0.107 16.0);

Tailwind

colors: {
  custom: {
    50: '#985e61',
    500: '#681d28',
    950: '#000000',
  },
}

SCSS

$custom: #681d28;
$custom-light: #985e61;
$custom-dark: #000000;

JSON

{
  "hex": "#681d28",
  "rgb": {
    "r": 104,
    "g": 29,
    "b": 40
  },
  "hsl": {
    "h": 351.2,
    "s": 56.391,
    "l": 26.078
  },
  "oklch": {
    "l": 0.35462,
    "c": 0.10653,
    "h": 16
  },
  "luminance": 0.03975
}

Semantic roles & 50–950 ramp

primary

#681D28

secondary

#449D90

accent

#E0C948

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0F0505

muted

#7E7979

Preview Lab

Preview with #681D28

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

Preview Lab → · Contrast checker → · Palette generator →