#851C2A#851C2A

#851C2A is a dark, vivid red. Relative luminance 0.060; OKLCH L 40.8% C 0.139 H 19.1°. Best body text is #FFFFFF at 9.56:1 contrast (WCAG AA passes).

Color values

HEX	#851C2A
RGB	rgb(133, 28, 42)
HSL	hsl(352, 65%, 32%)
HSV	hsv(352, 79%, 52%)
CMYK	cmyk(0%, 78.9%, 68.4%, 47.8%)
CIE-LAB	lab(29.38, 44.38, 19.26)
CIE-LCH	lch(29.38, 48.38, 23.46°)
OKLab	oklab(40.85% 0.1315 0.0456)
OKLCH	oklch(40.85% 0.139 19.1)
XYZ	xyz(10.5072, 5.9858, 2.7922)
Luminance	0.0598 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#851C2A #1C8577

analogous

#851C5F #851C2A #85431C

triadic

#851C2A #2A851C #1C2A85

tetradic

#851C2A #5F851C #1C8577 #431C85

square

#851C2A #5F851C #1C8577 #431C85

split-complementary

#851C2A #1C8543 #1C5F85

monochromatic

#20070A #52111A #851C2A #B8273A #D84458

Accessibility & contrast

On white

9.56

#851C2A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#851C2A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #851C2A

9.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##851C2A	#FFFFFF	#000000	##FFFFFF
##851C2A	1.00	9.56	2.20	9.56
#FFFFFF	9.56	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B372A

Deuteranopia (green-blind)

#554D27

Tritanopia (blue-blind)

#920022

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #851c2a;
/* rgb */ color: rgb(133, 28, 42);
/* oklch */ color: oklch(40.8% 0.139 19.1);

Tailwind

colors: {
  custom: {
    50: '#af6263',
    500: '#851c2a',
    950: '#000000',
  },
}

SCSS

$custom: #851c2a;
$custom-light: #af6263;
$custom-dark: #000000;

JSON

{
  "hex": "#851c2a",
  "rgb": {
    "r": 133,
    "g": 28,
    "b": 42
  },
  "hsl": {
    "h": 352,
    "s": 65.217,
    "l": 31.569
  },
  "oklch": {
    "l": 0.40848,
    "c": 0.13916,
    "h": 19.1
  },
  "luminance": 0.05984
}

Semantic roles & 50–950 ramp

primary

#851C2A

secondary

#45B8A9

accent

#E8D240

background

#FBF6F5

surface

#F6EBEA

border

#D0C6C6

text

#120605

muted

#817A79

Preview Lab

Preview with #851C2A

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

Preview Lab → · Contrast checker → · Palette generator →