#681C19#681C19

#681C19 is a dark, moderate red. Relative luminance 0.038; OKLCH L 35.0% C 0.109 H 26.7°. Best body text is #FFFFFF at 11.87:1 contrast (WCAG AA passes).

Color values

HEX	#681C19
RGB	rgb(104, 28, 25)
HSL	hsl(2, 61%, 25%)
HSV	hsv(2, 76%, 41%)
CMYK	cmyk(0%, 73.1%, 76%, 59.2%)
CIE-LAB	lab(23.15, 33.60, 21.44)
CIE-LCH	lch(23.15, 39.86, 32.55°)
OKLab	oklab(35.04% 0.0974 0.0489)
OKLCH	oklch(35.04% 0.109 26.7)
XYZ	xyz(6.3003, 3.8447, 1.3299)
Luminance	0.0384 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681C19 #196568

analogous

#68193E #681C19 #684319

triadic

#681C19 #19681C #1C1968

tetradic

#681C19 #3E6819 #196568 #431968

square

#681C19 #3E6819 #196568 #431968

split-complementary

#681C19 #196843 #193E68

monochromatic

#190706 #370F0D #681C19 #992925 #CB3731

Accessibility & contrast

On white

11.87

#681C19 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#681C19 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681C19

11.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681C19	#FFFFFF	#000000	##FFFFFF
##681C19	1.00	11.87	1.77	11.87
#FFFFFF	11.87	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#322D18

Deuteranopia (green-blind)

#443D16

Tritanopia (blue-blind)

#73051C

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #681c19;
/* rgb */ color: rgb(104, 28, 25);
/* oklch */ color: oklch(35.0% 0.109 26.7);

Tailwind

colors: {
  custom: {
    50: '#9a5e56',
    500: '#681c19',
    950: '#000000',
  },
}

SCSS

$custom: #681c19;
$custom-light: #9a5e56;
$custom-dark: #000000;

JSON

{
  "hex": "#681c19",
  "rgb": {
    "r": 104,
    "g": 28,
    "b": 25
  },
  "hsl": {
    "h": 2.278,
    "s": 61.24,
    "l": 25.294
  },
  "oklch": {
    "l": 0.35043,
    "c": 0.10895,
    "h": 26.7
  },
  "luminance": 0.03844
}

Semantic roles & 50–950 ramp

primary

#681C19

secondary

#3F9A9E

accent

#DEE443

background

#FAF5F5

surface

#F3E9E9

border

#CDC5C5

text

#0F0403

muted

#7F7978

Preview Lab

Preview with #681C19

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

Preview Lab → · Contrast checker → · Palette generator →