#681C10#681C10

#681C10 is a dark, moderate red. Relative luminance 0.038; OKLCH L 34.9% C 0.111 H 31.7°. Best body text is #FFFFFF at 11.92:1 contrast (WCAG AA passes).

Color values

HEX	#681C10
RGB	rgb(104, 28, 16)
HSL	hsl(8, 73%, 24%)
HSV	hsv(8, 85%, 41%)
CMYK	cmyk(0%, 73.1%, 84.6%, 59.2%)
CIE-LAB	lab(23.04, 33.20, 26.87)
CIE-LCH	lch(23.04, 42.71, 38.99°)
OKLab	oklab(34.92% 0.0941 0.0582)
OKLCH	oklch(34.92% 0.111 31.7)
XYZ	xyz(6.2184, 3.8119, 0.8985)
Luminance	0.0381 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681C10 #105C68

analogous

#681030 #681C10 #684810

triadic

#681C10 #10681C #1C1068

tetradic

#681C10 #306810 #105C68 #481068

square

#681C10 #306810 #105C68 #481068

split-complementary

#681C10 #106848 #103068

monochromatic

#1B0704 #330E08 #681C10 #9D2A18 #D23920

Accessibility & contrast

On white

11.92

#681C10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#681C10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681C10

11.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681C10	#FFFFFF	#000000	##FFFFFF
##681C10	1.00	11.92	1.76	11.92
#FFFFFF	11.92	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#322C0E

Deuteranopia (green-blind)

#453D0D

Tritanopia (blue-blind)

#73021A

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #681c10;
/* rgb */ color: rgb(104, 28, 16);
/* oklch */ color: oklch(34.9% 0.111 31.7);

Tailwind

colors: {
  custom: {
    50: '#9a5d4f',
    500: '#681c10',
    950: '#000000',
  },
}

SCSS

$custom: #681c10;
$custom-light: #9a5d4f;
$custom-dark: #000000;

JSON

{
  "hex": "#681c10",
  "rgb": {
    "r": 104,
    "g": 28,
    "b": 16
  },
  "hsl": {
    "h": 8.182,
    "s": 73.333,
    "l": 23.529
  },
  "oklch": {
    "l": 0.34924,
    "c": 0.11061,
    "h": 31.7
  },
  "luminance": 0.03811
}

Semantic roles & 50–950 ramp

primary

#681C10

secondary

#3491A0

accent

#D7F038

background

#FAF5F4

surface

#F4E9E7

border

#CEC5C3

text

#0F0402

muted

#7F7978

Preview Lab

Preview with #681C10

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

Preview Lab → · Contrast checker → · Palette generator →