#681A18#681A18

#681A18 is a dark, moderate red. Relative luminance 0.037; OKLCH L 34.8% C 0.111 H 26.3°. Best body text is #FFFFFF at 12.00:1 contrast (WCAG AA passes).

Color values

HEX	#681A18
RGB	rgb(104, 26, 24)
HSL	hsl(2, 63%, 25%)
HSV	hsv(2, 77%, 41%)
CMYK	cmyk(0%, 75%, 76.9%, 59.2%)
CIE-LAB	lab(22.82, 34.41, 21.71)
CIE-LCH	lch(22.82, 40.69, 32.25°)
OKLab	oklab(34.79% 0.0997 0.0493)
OKLCH	oklch(34.79% 0.111 26.3)
XYZ	xyz(6.2439, 3.7487, 1.2588)
Luminance	0.0375 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681A18 #186668

analogous

#68183E #681A18 #684218

triadic

#681A18 #18681A #1A1868

tetradic

#681A18 #3E6818 #186668 #421868

square

#681A18 #3E6818 #186668 #421868

split-complementary

#681A18 #186842 #183E68

monochromatic

#190606 #360E0D #681A18 #9A2623 #CB332F

Accessibility & contrast

On white

12.00

#681A18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#681A18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681A18

12.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681A18	#FFFFFF	#000000	##FFFFFF
##681A18	1.00	12.00	1.75	12.00
#FFFFFF	12.00	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302C17

Deuteranopia (green-blind)

#443D15

Tritanopia (blue-blind)

#73001A

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #681a18;
/* rgb */ color: rgb(104, 26, 24);
/* oklch */ color: oklch(34.8% 0.111 26.3);

Tailwind

colors: {
  custom: {
    50: '#9a5d55',
    500: '#681a18',
    950: '#000000',
  },
}

SCSS

$custom: #681a18;
$custom-light: #9a5d55;
$custom-dark: #000000;

JSON

{
  "hex": "#681a18",
  "rgb": {
    "r": 104,
    "g": 26,
    "b": 24
  },
  "hsl": {
    "h": 1.5,
    "s": 62.5,
    "l": 25.098
  },
  "oklch": {
    "l": 0.34793,
    "c": 0.11118,
    "h": 26.3
  },
  "luminance": 0.03748
}

Semantic roles & 50–950 ramp

primary

#681A18

secondary

#3E9C9E

accent

#E1E642

background

#FAF5F4

surface

#F4E9E7

border

#CEC5C3

text

#0F0403

muted

#7F7978

Preview Lab

Preview with #681A18

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

Preview Lab → · Contrast checker → · Palette generator →