#681E18#681E18

#681E18 is a dark, moderate red. Relative luminance 0.039; OKLCH L 35.3% C 0.107 H 28.4°. Best body text is #FFFFFF at 11.75:1 contrast (WCAG AA passes).

Color values

HEX	#681E18
RGB	rgb(104, 30, 24)
HSL	hsl(5, 63%, 25%)
HSV	hsv(5, 77%, 41%)
CMYK	cmyk(0%, 71.2%, 76.9%, 59.2%)
CIE-LAB	lab(23.47, 32.65, 22.45)
CIE-LCH	lch(23.47, 39.62, 34.51°)
OKLab	oklab(35.28% 0.0941 0.0509)
OKLCH	oklch(35.28% 0.107 28.4)
XYZ	xyz(6.3388, 3.9385, 1.2904)
Luminance	0.0394 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681E18 #186268

analogous

#68183A #681E18 #684618

triadic

#681E18 #18681E #1E1868

tetradic

#681E18 #3A6818 #186268 #461868

square

#681E18 #3A6818 #186268 #461868

split-complementary

#681E18 #186846 #183A68

monochromatic

#190706 #36100D #681E18 #9A2C23 #CB3B2F

Accessibility & contrast

On white

11.75

#681E18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#681E18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681E18

11.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681E18	#FFFFFF	#000000	##FFFFFF
##681E18	1.00	11.75	1.79	11.75
#FFFFFF	11.75	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#332E17

Deuteranopia (green-blind)

#453E16

Tritanopia (blue-blind)

#73081D

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #681e18;
/* rgb */ color: rgb(104, 30, 24);
/* oklch */ color: oklch(35.3% 0.107 28.4);

Tailwind

colors: {
  custom: {
    50: '#995f55',
    500: '#681e18',
    950: '#000000',
  },
}

SCSS

$custom: #681e18;
$custom-light: #995f55;
$custom-dark: #000000;

JSON

{
  "hex": "#681e18",
  "rgb": {
    "r": 104,
    "g": 30,
    "b": 24
  },
  "hsl": {
    "h": 4.5,
    "s": 62.5,
    "l": 25.098
  },
  "oklch": {
    "l": 0.35275,
    "c": 0.107,
    "h": 28.4
  },
  "luminance": 0.03938
}

Semantic roles & 50–950 ramp

primary

#681E18

secondary

#3E979E

accent

#D9E642

background

#FAF5F4

surface

#F3E9E8

border

#CDC5C4

text

#0F0503

muted

#7F7978

Preview Lab

Preview with #681E18

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

Preview Lab → · Contrast checker → · Palette generator →