#681F2A#681F2A

#681F2A is a dark, moderate red. Relative luminance 0.041; OKLCH L 35.8% C 0.104 H 15.4°. Best body text is #FFFFFF at 11.55:1 contrast (WCAG AA passes).

Color values

HEX	#681F2A
RGB	rgb(104, 31, 42)
HSL	hsl(351, 54%, 26%)
HSV	hsv(351, 70%, 41%)
CMYK	cmyk(0%, 70.2%, 59.6%, 59.2%)
CIE-LAB	lab(23.97, 33.41, 11.09)
CIE-LCH	lch(23.97, 35.20, 18.37°)
OKLab	oklab(35.76% 0.1004 0.0276)
OKLCH	oklch(35.76% 0.104 15.4)
XYZ	xyz(6.6174, 4.0911, 2.6312)
Luminance	0.0409 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681F2A #1F685D

analogous

#681F4F #681F2A #68391F

triadic

#681F2A #2A681F #1F2A68

tetradic

#681F2A #4F681F #1F685D #391F68

square

#681F2A #4F681F #1F685D #391F68

split-complementary

#681F2A #1F6839 #1F4F68

monochromatic

#18070A #391117 #681F2A #972D3D #C53C51

Accessibility & contrast

On white

11.55

#681F2A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#681F2A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681F2A

11.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681F2A	#FFFFFF	#000000	##FFFFFF
##681F2A	1.00	11.55	1.82	11.55
#FFFFFF	11.55	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#312F2A

Deuteranopia (green-blind)

#443F28

Tritanopia (blue-blind)

#721023

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #681f2a;
/* rgb */ color: rgb(104, 31, 42);
/* oklch */ color: oklch(35.8% 0.104 15.4);

Tailwind

colors: {
  custom: {
    50: '#986063',
    500: '#681f2a',
    950: '#000000',
  },
}

SCSS

$custom: #681f2a;
$custom-light: #986063;
$custom-dark: #000000;

JSON

{
  "hex": "#681f2a",
  "rgb": {
    "r": 104,
    "g": 31,
    "b": 42
  },
  "hsl": {
    "h": 350.959,
    "s": 54.074,
    "l": 26.471
  },
  "oklch": {
    "l": 0.35759,
    "c": 0.10409,
    "h": 15.4
  },
  "luminance": 0.0409
}

Semantic roles & 50–950 ramp

primary

#681F2A

secondary

#469C8F

accent

#DDC74A

background

#F9F5F5

surface

#F2EAEA

border

#CCC6C6

text

#0E0505

muted

#7E7979

Preview Lab

Preview with #681F2A

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

Preview Lab → · Contrast checker → · Palette generator →