#681C2D#681C2D

#681C2D is a dark, moderate red. Relative luminance 0.040; OKLCH L 35.5% C 0.108 H 11.4°. Best body text is #FFFFFF at 11.71:1 contrast (WCAG AA passes).

Color values

HEX	#681C2D
RGB	rgb(104, 28, 45)
HSL	hsl(347, 58%, 26%)
HSV	hsv(347, 73%, 41%)
CMYK	cmyk(0%, 73.1%, 56.7%, 59.2%)
CIE-LAB	lab(23.55, 35.01, 8.47)
CIE-LCH	lch(23.55, 36.02, 13.59°)
OKLab	oklab(35.47% 0.106 0.0214)
OKLCH	oklch(35.47% 0.108 11.4)
XYZ	xyz(6.5984, 3.9639, 2.8998)
Luminance	0.0396 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681C2D #1C6857

analogous

#681C53 #681C2D #68311C

triadic

#681C2D #2D681C #1C2D68

tetradic

#681C2D #53681C #1C6857 #311C68

square

#681C2D #53681C #1C6857 #311C68

split-complementary

#681C2D #1C6831 #1C5368

monochromatic

#18060A #380F18 #681C2D #982942 #C83657

Accessibility & contrast

On white

11.71

#681C2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#681C2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681C2D

11.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681C2D	#FFFFFF	#000000	##FFFFFF
##681C2D	1.00	11.71	1.79	11.71
#FFFFFF	11.71	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F2E2D

Deuteranopia (green-blind)

#423E2B

Tritanopia (blue-blind)

#720C23

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #681c2d;
/* rgb */ color: rgb(104, 28, 45);
/* oklch */ color: oklch(35.5% 0.108 11.4);

Tailwind

colors: {
  custom: {
    50: '#985e65',
    500: '#681c2d',
    950: '#000000',
  },
}

SCSS

$custom: #681c2d;
$custom-light: #985e65;
$custom-dark: #000000;

JSON

{
  "hex": "#681c2d",
  "rgb": {
    "r": 104,
    "g": 28,
    "b": 45
  },
  "hsl": {
    "h": 346.579,
    "s": 57.576,
    "l": 25.882
  },
  "oklch": {
    "l": 0.35471,
    "c": 0.10811,
    "h": 11.4
  },
  "luminance": 0.03963
}

Semantic roles & 50–950 ramp

primary

#681C2D

secondary

#439D89

accent

#E1BE47

background

#F9F5F6

surface

#F2E9EB

border

#CCC5C6

text

#0E0505

muted

#7E797A

Preview Lab

Preview with #681C2D

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

Preview Lab → · Contrast checker → · Palette generator →