#681718#681718

#681718 is a dark, moderate red. Relative luminance 0.036; OKLCH L 34.5% C 0.114 H 24.9°. Best body text is #FFFFFF at 12.18:1 contrast (WCAG AA passes).

Color values

HEX	#681718
RGB	rgb(104, 23, 24)
HSL	hsl(359, 64%, 25%)
HSV	hsv(359, 78%, 41%)
CMYK	cmyk(0%, 77.9%, 76.9%, 59.2%)
CIE-LAB	lab(22.38, 35.62, 21.21)
CIE-LCH	lch(22.38, 41.46, 30.76°)
OKLab	oklab(34.47% 0.1035 0.0481)
OKLCH	oklch(34.47% 0.114 24.9)
XYZ	xyz(6.1809, 3.6227, 1.2378)
Luminance	0.0362 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681718 #176867

analogous

#681741 #681718 #683E17

triadic

#681718 #186817 #171868

tetradic

#681718 #416817 #176867 #3E1768

square

#681718 #416817 #176867 #3E1768

split-complementary

#681718 #17683E #174168

monochromatic

#190606 #360C0C #681718 #9A2224 #CC2D2F

Accessibility & contrast

On white

12.18

#681718 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#681718 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681718

12.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681718	#FFFFFF	#000000	##FFFFFF
##681718	1.00	12.18	1.72	12.18
#FFFFFF	12.18	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F2A17

Deuteranopia (green-blind)

#433C15

Tritanopia (blue-blind)

#730018

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #681718;
/* rgb */ color: rgb(104, 23, 24);
/* oklch */ color: oklch(34.5% 0.114 24.9);

Tailwind

colors: {
  custom: {
    50: '#9a5b55',
    500: '#681718',
    950: '#000000',
  },
}

SCSS

$custom: #681718;
$custom-light: #9a5b55;
$custom-dark: #000000;

JSON

{
  "hex": "#681718",
  "rgb": {
    "r": 104,
    "g": 23,
    "b": 24
  },
  "hsl": {
    "h": 359.259,
    "s": 63.78,
    "l": 24.902
  },
  "oklch": {
    "l": 0.34465,
    "c": 0.11417,
    "h": 24.9
  },
  "luminance": 0.03622
}

Semantic roles & 50–950 ramp

primary

#681718

secondary

#3D9E9D

accent

#E7E541

background

#FAF5F4

surface

#F4E9E7

border

#CEC5C3

text

#0F0403

muted

#7F7978

Preview Lab

Preview with #681718

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

Preview Lab → · Contrast checker → · Palette generator →