#681D2A#681D2A

#681D2A is a dark, moderate red. Relative luminance 0.040; OKLCH L 35.5% C 0.107 H 14.4°. Best body text is #FFFFFF at 11.68:1 contrast (WCAG AA passes).

Color values

HEX	#681D2A
RGB	rgb(104, 29, 42)
HSL	hsl(350, 56%, 26%)
HSV	hsv(350, 72%, 41%)
CMYK	cmyk(0%, 72.1%, 59.6%, 59.2%)
CIE-LAB	lab(23.64, 34.32, 10.64)
CIE-LCH	lch(23.64, 35.93, 17.23°)
OKLab	oklab(35.51% 0.1033 0.0265)
OKLCH	oklch(35.51% 0.107 14.4)
XYZ	xyz(6.5668, 3.9898, 2.6144)
Luminance	0.0399 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681D2A #1D685B

analogous

#681D4F #681D2A #68351D

triadic

#681D2A #2A681D #1D2A68

tetradic

#681D2A #4F681D #1D685B #351D68

square

#681D2A #4F681D #1D685B #351D68

split-complementary

#681D2A #1D6835 #1D4F68

monochromatic

#18070A #381017 #681D2A #982A3D #C73851

Accessibility & contrast

On white

11.68

#681D2A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#681D2A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681D2A

11.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681D2A	#FFFFFF	#000000	##FFFFFF
##681D2A	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)

#302E2A

Deuteranopia (green-blind)

#433E28

Tritanopia (blue-blind)

#720D22

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #681d2a;
/* rgb */ color: rgb(104, 29, 42);
/* oklch */ color: oklch(35.5% 0.107 14.4);

Tailwind

colors: {
  custom: {
    50: '#985f63',
    500: '#681d2a',
    950: '#000000',
  },
}

SCSS

$custom: #681d2a;
$custom-light: #985f63;
$custom-dark: #000000;

JSON

{
  "hex": "#681d2a",
  "rgb": {
    "r": 104,
    "g": 29,
    "b": 42
  },
  "hsl": {
    "h": 349.6,
    "s": 56.391,
    "l": 26.078
  },
  "oklch": {
    "l": 0.35511,
    "c": 0.1066,
    "h": 14.4
  },
  "luminance": 0.03989
}

Semantic roles & 50–950 ramp

primary

#681D2A

secondary

#449D8D

accent

#E0C548

background

#F9F5F5

surface

#F2E9EA

border

#CCC5C6

text

#0E0505

muted

#7E7979

Preview Lab

Preview with #681D2A

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

Preview Lab → · Contrast checker → · Palette generator →