#851819#851819

#851819 is a dark, vivid red. Relative luminance 0.057; OKLCH L 40.2% C 0.144 H 26.3°. Best body text is #FFFFFF at 9.80:1 contrast (WCAG AA passes).

Color values

HEX	#851819
RGB	rgb(133, 24, 25)
HSL	hsl(359, 69%, 31%)
HSV	hsv(359, 82%, 52%)
CMYK	cmyk(0%, 82%, 81.2%, 47.8%)
CIE-LAB	lab(28.67, 44.87, 29.23)
CIE-LCH	lch(28.67, 53.54, 33.08°)
OKLab	oklab(40.25% 0.1291 0.0637)
OKLCH	oklch(40.25% 0.144 26.3)
XYZ	xyz(10.1762, 5.7116, 1.4862)
Luminance	0.0571 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#851819 #188584

analogous

#85184F #851819 #854E18

triadic

#851819 #198518 #181985

tetradic

#851819 #4F8518 #188584 #4E1885

square

#851819 #4F8518 #188584 #4E1885

split-complementary

#851819 #18854E #184F85

monochromatic

#1D0506 #510F0F #851819 #B92123 #DC3C3D

Accessibility & contrast

On white

9.80

#851819 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#851819 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #851819

9.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##851819	#FFFFFF	#000000	##FFFFFF
##851819	1.00	9.80	2.14	9.80
#FFFFFF	9.80	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B3518

Deuteranopia (green-blind)

#554C14

Tritanopia (blue-blind)

#93001A

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #851819;
/* rgb */ color: rgb(133, 24, 25);
/* oklch */ color: oklch(40.2% 0.144 26.3);

Tailwind

colors: {
  custom: {
    50: '#b16156',
    500: '#851819',
    950: '#000000',
  },
}

SCSS

$custom: #851819;
$custom-light: #b16156;
$custom-dark: #000000;

JSON

{
  "hex": "#851819",
  "rgb": {
    "r": 133,
    "g": 24,
    "b": 25
  },
  "hsl": {
    "h": 359.45,
    "s": 69.427,
    "l": 30.784
  },
  "oklch": {
    "l": 0.40246,
    "c": 0.14393,
    "h": 26.3
  },
  "luminance": 0.0571
}

Semantic roles & 50–950 ramp

primary

#851819

secondary

#40B9B8

accent

#ECEB3C

background

#FBF6F5

surface

#F7EBE9

border

#D0C6C5

text

#120503

muted

#817A78

Preview Lab

Preview with #851819

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

Preview Lab → · Contrast checker → · Palette generator →