#681C17#681C17

#681C17 is a dark, moderate red. Relative luminance 0.038; OKLCH L 35.0% C 0.109 H 27.9°. Best body text is #FFFFFF at 11.88:1 contrast (WCAG AA passes).

Color values

HEX	#681C17
RGB	rgb(104, 28, 23)
HSL	hsl(4, 64%, 25%)
HSV	hsv(4, 78%, 41%)
CMYK	cmyk(0%, 73.1%, 77.9%, 59.2%)
CIE-LAB	lab(23.12, 33.50, 22.70)
CIE-LCH	lch(23.12, 40.46, 34.12°)
OKLab	oklab(35.01% 0.0966 0.0512)
OKLCH	oklch(35.01% 0.109 27.9)
XYZ	xyz(6.2795, 3.8364, 1.2203)
Luminance	0.0384 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681C17 #176368

analogous

#68173A #681C17 #684517

triadic

#681C17 #17681C #1C1768

tetradic

#681C17 #3A6817 #176368 #451768

square

#681C17 #3A6817 #176368 #451768

split-complementary

#681C17 #176845 #173A68

monochromatic

#190706 #360F0C #681C17 #9A2922 #CC372D

Accessibility & contrast

On white

11.88

#681C17 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#681C17 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681C17

11.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681C17	#FFFFFF	#000000	##FFFFFF
##681C17	1.00	11.88	1.77	11.88
#FFFFFF	11.88	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#322D16

Deuteranopia (green-blind)

#453D14

Tritanopia (blue-blind)

#73041C

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #681c17;
/* rgb */ color: rgb(104, 28, 23);
/* oklch */ color: oklch(35.0% 0.109 27.9);

Tailwind

colors: {
  custom: {
    50: '#9a5e54',
    500: '#681c17',
    950: '#000000',
  },
}

SCSS

$custom: #681c17;
$custom-light: #9a5e54;
$custom-dark: #000000;

JSON

{
  "hex": "#681c17",
  "rgb": {
    "r": 104,
    "g": 28,
    "b": 23
  },
  "hsl": {
    "h": 3.704,
    "s": 63.78,
    "l": 24.902
  },
  "oklch": {
    "l": 0.35013,
    "c": 0.10929,
    "h": 27.9
  },
  "luminance": 0.03835
}

Semantic roles & 50–950 ramp

primary

#681C17

secondary

#3D989E

accent

#DDE741

background

#FAF5F4

surface

#F4E9E7

border

#CEC5C3

text

#0F0402

muted

#7F7978

Preview Lab

Preview with #681C17

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

Preview Lab → · Contrast checker → · Palette generator →