#73131A#73131A

#73131A is a dark, vivid red. Relative luminance 0.042; OKLCH L 36.3% C 0.129 H 23.3°. Best body text is #FFFFFF at 11.43:1 contrast (WCAG AA passes).

Color values

HEX	#73131A
RGB	rgb(115, 19, 26)
HSL	hsl(356, 72%, 26%)
HSV	hsv(356, 83%, 45%)
CMYK	cmyk(0%, 83.5%, 77.4%, 54.9%)
CIE-LAB	lab(24.28, 40.75, 22.69)
CIE-LCH	lch(24.28, 46.65, 29.11°)
OKLab	oklab(36.31% 0.1187 0.0512)
OKLCH	oklch(36.31% 0.129 23.3)
XYZ	xyz(7.4904, 4.1864, 1.3907)
Luminance	0.0418 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#73131A #13736C

analogous

#73134A #73131A #733C13

triadic

#73131A #1A7313 #131A73

tetradic

#73131A #4A7313 #13736C #3C1373

square

#73131A #4A7313 #13736C #3C1373

split-complementary

#73131A #13733C #134A73

monochromatic

#1A0406 #3E0A0E #73131A #A81C26 #DB2533

Accessibility & contrast

On white

11.43

#73131A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#73131A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #73131A

11.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##73131A	#FFFFFF	#000000	##FFFFFF
##73131A	1.00	11.43	1.84	11.43
#FFFFFF	11.43	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#312D19

Deuteranopia (green-blind)

#494116

Tritanopia (blue-blind)

#7F0017

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #73131a;
/* rgb */ color: rgb(115, 19, 26);
/* oklch */ color: oklch(36.3% 0.129 23.3);

Tailwind

colors: {
  custom: {
    50: '#a35c56',
    500: '#73131a',
    950: '#000000',
  },
}

SCSS

$custom: #73131a;
$custom-light: #a35c56;
$custom-dark: #000000;

JSON

{
  "hex": "#73131a",
  "rgb": {
    "r": 115,
    "g": 19,
    "b": 26
  },
  "hsl": {
    "h": 355.625,
    "s": 71.642,
    "l": 26.275
  },
  "oklch": {
    "l": 0.36305,
    "c": 0.12928,
    "h": 23.3
  },
  "luminance": 0.04185
}

Semantic roles & 50–950 ramp

primary

#73131A

secondary

#38AAA1

accent

#EEE139

background

#FAF5F5

surface

#F4E9E9

border

#CEC5C5

text

#100403

muted

#7F7978

Preview Lab

Preview with #73131A

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

Preview Lab → · Contrast checker → · Palette generator →