#681B27#681B27

#681B27 is a dark, moderate red. Relative luminance 0.039; OKLCH L 35.2% C 0.109 H 15.9°. Best body text is #FFFFFF at 11.83:1 contrast (WCAG AA passes).

Color values

HEX	#681B27
RGB	rgb(104, 27, 39)
HSL	hsl(351, 59%, 26%)
HSV	hsv(351, 74%, 41%)
CMYK	cmyk(0%, 74%, 62.5%, 59.2%)
CIE-LAB	lab(23.25, 34.94, 12.18)
CIE-LCH	lch(23.25, 37.00, 19.21°)
OKLab	oklab(35.2% 0.1047 0.0299)
OKLCH	oklch(35.2% 0.109 15.9)
XYZ	xyz(6.4677, 3.8743, 2.3263)
Luminance	0.0387 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681B27 #1B685C

analogous

#681B4D #681B27 #68351B

triadic

#681B27 #27681B #1B2768

tetradic

#681B27 #4D681B #1B685C #351B68

square

#681B27 #4D681B #1B685C #351B68

split-complementary

#681B27 #1B6835 #1B4D68

monochromatic

#180609 #370E15 #681B27 #992839 #C9344B

Accessibility & contrast

On white

11.83

#681B27 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#681B27 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681B27

11.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681B27	#FFFFFF	#000000	##FFFFFF
##681B27	1.00	11.83	1.77	11.83
#FFFFFF	11.83	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F2D27

Deuteranopia (green-blind)

#433D25

Tritanopia (blue-blind)

#720820

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #681b27;
/* rgb */ color: rgb(104, 27, 39);
/* oklch */ color: oklch(35.2% 0.109 15.9);

Tailwind

colors: {
  custom: {
    50: '#985d60',
    500: '#681b27',
    950: '#000000',
  },
}

SCSS

$custom: #681b27;
$custom-light: #985d60;
$custom-dark: #000000;

JSON

{
  "hex": "#681b27",
  "rgb": {
    "r": 104,
    "g": 27,
    "b": 39
  },
  "hsl": {
    "h": 350.649,
    "s": 58.779,
    "l": 25.686
  },
  "oklch": {
    "l": 0.35201,
    "c": 0.10891,
    "h": 15.9
  },
  "luminance": 0.03873
}

Semantic roles & 50–950 ramp

primary

#681B27

secondary

#429D8F

accent

#E2CA46

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0F0505

muted

#7E7979

Preview Lab

Preview with #681B27

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

Preview Lab → · Contrast checker → · Palette generator →