#851631#851631

#851631 is a dark, vivid red. Relative luminance 0.058; OKLCH L 40.5% C 0.144 H 13.7°. Best body text is #FFFFFF at 9.74:1 contrast (WCAG AA passes).

Color values

HEX	#851631
RGB	rgb(133, 22, 49)
HSL	hsl(345, 72%, 30%)
HSV	hsv(345, 83%, 52%)
CMYK	cmyk(0%, 83.5%, 63.2%, 47.8%)
CIE-LAB	lab(28.86, 46.67, 13.95)
CIE-LCH	lch(28.86, 48.71, 16.64°)
OKLab	oklab(40.51% 0.1404 0.0341)
OKLCH	oklch(40.51% 0.144 13.7)
XYZ	xyz(10.5153, 5.7837, 3.4678)
Luminance	0.0578 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#851631 #16856A

analogous

#851669 #851631 #853216

triadic

#851631 #318516 #163185

tetradic

#851631 #698516 #16856A #321685

square

#851631 #698516 #16856A #321685

split-complementary

#851631 #168532 #166985

monochromatic

#1C050A #500D1E #851631 #BA1F44 #DE3760

Accessibility & contrast

On white

9.74

#851631 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#851631 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #851631

9.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##851631	#FFFFFF	#000000	##FFFFFF
##851631	1.00	9.74	2.16	9.74
#FFFFFF	9.74	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#373531

Deuteranopia (green-blind)

#534C2E

Tritanopia (blue-blind)

#920022

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #851631;
/* rgb */ color: rgb(133, 22, 49);
/* oklch */ color: oklch(40.5% 0.144 13.7);

Tailwind

colors: {
  custom: {
    50: '#af6068',
    500: '#851631',
    950: '#000000',
  },
}

SCSS

$custom: #851631;
$custom-light: #af6068;
$custom-dark: #000000;

JSON

{
  "hex": "#851631",
  "rgb": {
    "r": 133,
    "g": 22,
    "b": 49
  },
  "hsl": {
    "h": 345.405,
    "s": 71.613,
    "l": 30.392
  },
  "oklch": {
    "l": 0.40511,
    "c": 0.14445,
    "h": 13.7
  },
  "luminance": 0.05782
}

Semantic roles & 50–950 ramp

primary

#851631

secondary

#3EB99B

accent

#EEC239

background

#FBF6F6

surface

#F6EBEB

border

#D0C6C6

text

#120506

muted

#817A7A

Preview Lab

Preview with #851631

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

Preview Lab → · Contrast checker → · Palette generator →