#681618#681618

#681618 is a dark, moderate red. Relative luminance 0.036; OKLCH L 34.4% C 0.115 H 24.5°. Best body text is #FFFFFF at 12.23:1 contrast (WCAG AA passes).

Color values

HEX	#681618
RGB	rgb(104, 22, 24)
HSL	hsl(359, 65%, 25%)
HSV	hsv(359, 79%, 41%)
CMYK	cmyk(0%, 78.8%, 76.9%, 59.2%)
CIE-LAB	lab(22.24, 36.01, 21.05)
CIE-LCH	lch(22.24, 41.71, 30.31°)
OKLab	oklab(34.36% 0.1047 0.0478)
OKLCH	oklch(34.36% 0.115 24.5)
XYZ	xyz(6.1614, 3.5838, 1.2313)
Luminance	0.0358 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681618 #166866

analogous

#681641 #681618 #683D16

triadic

#681618 #186816 #161868

tetradic

#681618 #416816 #166866 #3D1668

square

#681618 #416816 #166866 #3D1668

split-complementary

#681618 #16683D #164168

monochromatic

#190506 #350B0C #681618 #9B2124 #CD2B2F

Accessibility & contrast

On white

12.23

#681618 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#681618 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681618

12.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681618	#FFFFFF	#000000	##FFFFFF
##681618	1.00	12.23	1.72	12.23
#FFFFFF	12.23	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E2A17

Deuteranopia (green-blind)

#433C15

Tritanopia (blue-blind)

#730018

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #681618;
/* rgb */ color: rgb(104, 22, 24);
/* oklch */ color: oklch(34.4% 0.115 24.5);

Tailwind

colors: {
  custom: {
    50: '#9a5b55',
    500: '#681618',
    950: '#000000',
  },
}

SCSS

$custom: #681618;
$custom-light: #9a5b55;
$custom-dark: #000000;

JSON

{
  "hex": "#681618",
  "rgb": {
    "r": 104,
    "g": 22,
    "b": 24
  },
  "hsl": {
    "h": 358.537,
    "s": 65.079,
    "l": 24.706
  },
  "oklch": {
    "l": 0.34362,
    "c": 0.11513,
    "h": 24.5
  },
  "luminance": 0.03583
}

Semantic roles & 50–950 ramp

primary

#681618

secondary

#3B9F9C

accent

#E8E440

background

#FAF5F4

surface

#F4E9E7

border

#CEC5C3

text

#0F0403

muted

#7F7978

Preview Lab

Preview with #681618

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

Preview Lab → · Contrast checker → · Palette generator →