#681C2F#681C2F

#681C2F is a dark, moderate red. Relative luminance 0.040; OKLCH L 35.5% C 0.108 H 9.7°. Best body text is #FFFFFF at 11.69:1 contrast (WCAG AA passes).

Color values

HEX	#681C2F
RGB	rgb(104, 28, 47)
HSL	hsl(345, 58%, 26%)
HSV	hsv(345, 73%, 41%)
CMYK	cmyk(0%, 73.1%, 54.8%, 59.2%)
CIE-LAB	lab(23.60, 35.20, 7.16)
CIE-LCH	lch(23.60, 35.92, 11.51°)
OKLab	oklab(35.53% 0.1068 0.0183)
OKLCH	oklch(35.53% 0.108 9.7)
XYZ	xyz(6.6378, 3.9797, 3.1074)
Luminance	0.0398 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681C2F #1C6855

analogous

#681C55 #681C2F #682F1C

triadic

#681C2F #2F681C #1C2F68

tetradic

#681C2F #55681C #1C6855 #2F1C68

square

#681C2F #55681C #1C6855 #2F1C68

split-complementary

#681C2F #1C682F #1C5568

monochromatic

#18060B #380F19 #681C2F #982945 #C8365B

Accessibility & contrast

On white

11.69

#681C2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#681C2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681C2F

11.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681C2F	#FFFFFF	#000000	##FFFFFF
##681C2F	1.00	11.69	1.80	11.69
#FFFFFF	11.69	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E2E2F

Deuteranopia (green-blind)

#423E2D

Tritanopia (blue-blind)

#720D24

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #681c2f;
/* rgb */ color: rgb(104, 28, 47);
/* oklch */ color: oklch(35.5% 0.108 9.7);

Tailwind

colors: {
  custom: {
    50: '#985e67',
    500: '#681c2f',
    950: '#000000',
  },
}

SCSS

$custom: #681c2f;
$custom-light: #985e67;
$custom-dark: #000000;

JSON

{
  "hex": "#681c2f",
  "rgb": {
    "r": 104,
    "g": 28,
    "b": 47
  },
  "hsl": {
    "h": 345,
    "s": 57.576,
    "l": 25.882
  },
  "oklch": {
    "l": 0.35527,
    "c": 0.10839,
    "h": 9.7
  },
  "luminance": 0.03979
}

Semantic roles & 50–950 ramp

primary

#681C2F

secondary

#439D86

accent

#E1BA47

background

#F9F5F6

surface

#F2E9EB

border

#CCC5C6

text

#0E0506

muted

#7E797A

Preview Lab

Preview with #681C2F

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

Preview Lab → · Contrast checker → · Palette generator →