#681018#681018

#681018 is a dark, vivid red. Relative luminance 0.034; OKLCH L 33.8% C 0.120 H 22.4°. Best body text is #FFFFFF at 12.53:1 contrast (WCAG AA passes).

Color values

HEX	#681018
RGB	rgb(104, 16, 24)
HSL	hsl(355, 73%, 24%)
HSV	hsv(355, 85%, 41%)
CMYK	cmyk(0%, 84.6%, 76.9%, 59.2%)
CIE-LAB	lab(21.51, 38.08, 20.19)
CIE-LCH	lch(21.51, 43.10, 27.94°)
OKLab	oklab(33.81% 0.1113 0.0459)
OKLCH	oklch(33.81% 0.12 22.4)
XYZ	xyz(6.0598, 3.3805, 1.1974)
Luminance	0.0338 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681018 #106860

analogous

#681044 #681018 #683410

triadic

#681018 #186810 #101868

tetradic

#681018 #446810 #106860 #341068

square

#681018 #446810 #106860 #341068

split-complementary

#681018 #106834 #104468

monochromatic

#1B0406 #33080C #681018 #9D1824 #D22030

Accessibility & contrast

On white

12.53

#681018 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#681018 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681018

12.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681018	#FFFFFF	#000000	##FFFFFF
##681018	1.00	12.53	1.68	12.53
#FFFFFF	12.53	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B2817

Deuteranopia (green-blind)

#413A15

Tritanopia (blue-blind)

#730014

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #681018;
/* rgb */ color: rgb(104, 16, 24);
/* oklch */ color: oklch(33.8% 0.120 22.4);

Tailwind

colors: {
  custom: {
    50: '#9a5854',
    500: '#681018',
    950: '#000000',
  },
}

SCSS

$custom: #681018;
$custom-light: #9a5854;
$custom-dark: #000000;

JSON

{
  "hex": "#681018",
  "rgb": {
    "r": 104,
    "g": 16,
    "b": 24
  },
  "hsl": {
    "h": 354.545,
    "s": 73.333,
    "l": 23.529
  },
  "oklch": {
    "l": 0.33814,
    "c": 0.12041,
    "h": 22.4
  },
  "luminance": 0.0338
}

Semantic roles & 50–950 ramp

primary

#681018

secondary

#34A096

accent

#F0DF38

background

#FAF5F4

surface

#F4E9E7

border

#CEC5C3

text

#0F0402

muted

#7F7978

Preview Lab

Preview with #681018

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

Preview Lab → · Contrast checker → · Palette generator →