#681B2E#681B2E

#681B2E is a dark, moderate red. Relative luminance 0.039; OKLCH L 35.4% C 0.110 H 10.2°. Best body text is #FFFFFF at 11.77:1 contrast (WCAG AA passes).

Color values

HEX	#681B2E
RGB	rgb(104, 27, 46)
HSL	hsl(345, 59%, 26%)
HSV	hsv(345, 74%, 41%)
CMYK	cmyk(0%, 74%, 55.8%, 59.2%)
CIE-LAB	lab(23.42, 35.53, 7.60)
CIE-LCH	lch(23.42, 36.34, 12.07°)
OKLab	oklab(35.38% 0.1078 0.0194)
OKLCH	oklch(35.38% 0.11 10.2)
XYZ	xyz(6.5946, 3.9251, 2.9946)
Luminance	0.0392 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681B2E #1B6855

analogous

#681B54 #681B2E #682E1B

triadic

#681B2E #2E681B #1B2E68

tetradic

#681B2E #54681B #1B6855 #2E1B68

square

#681B2E #54681B #1B6855 #2E1B68

split-complementary

#681B2E #1B682E #1B5468

monochromatic

#18060B #370E19 #681B2E #992843 #C93459

Accessibility & contrast

On white

11.77

#681B2E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#681B2E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681B2E

11.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681B2E	#FFFFFF	#000000	##FFFFFF
##681B2E	1.00	11.77	1.78	11.77
#FFFFFF	11.77	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E2E2E

Deuteranopia (green-blind)

#423E2C

Tritanopia (blue-blind)

#720B23

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #681b2e;
/* rgb */ color: rgb(104, 27, 46);
/* oklch */ color: oklch(35.4% 0.110 10.2);

Tailwind

colors: {
  custom: {
    50: '#985e66',
    500: '#681b2e',
    950: '#000000',
  },
}

SCSS

$custom: #681b2e;
$custom-light: #985e66;
$custom-dark: #000000;

JSON

{
  "hex": "#681b2e",
  "rgb": {
    "r": 104,
    "g": 27,
    "b": 46
  },
  "hsl": {
    "h": 345.195,
    "s": 58.779,
    "l": 25.686
  },
  "oklch": {
    "l": 0.35383,
    "c": 0.1095,
    "h": 10.2
  },
  "luminance": 0.03924
}

Semantic roles & 50–950 ramp

primary

#681B2E

secondary

#429D87

accent

#E2BB46

background

#F9F5F6

surface

#F2E9EB

border

#CCC5C6

text

#0E0505

muted

#7E797A

Preview Lab

Preview with #681B2E

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

Preview Lab → · Contrast checker → · Palette generator →