#73111B#73111B

#73111B is a dark, vivid red. Relative luminance 0.041; OKLCH L 36.2% C 0.131 H 22.2°. Best body text is #FFFFFF at 11.51:1 contrast (WCAG AA passes).

Color values

HEX	#73111B
RGB	rgb(115, 17, 27)
HSL	hsl(354, 74%, 26%)
HSV	hsv(354, 85%, 45%)
CMYK	cmyk(0%, 85.2%, 76.5%, 54.9%)
CIE-LAB	lab(24.08, 41.39, 21.82)
CIE-LCH	lch(24.08, 46.79, 27.79°)
OKLab	oklab(36.17% 0.121 0.0495)
OKLCH	oklch(36.17% 0.131 22.2)
XYZ	xyz(7.4694, 4.1261, 1.4398)
Luminance	0.0413 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#73111B #117369

analogous

#73114C #73111B #733811

triadic

#73111B #1B7311 #111B73

tetradic

#73111B #4C7311 #117369 #381173

square

#73111B #4C7311 #117369 #381173

split-complementary

#73111B #117338 #114C73

monochromatic

#1B0406 #3E090E #73111B #A81928 #DE2134

Accessibility & contrast

On white

11.51

#73111B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#73111B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #73111B

11.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##73111B	#FFFFFF	#000000	##FFFFFF
##73111B	1.00	11.51	1.83	11.51
#FFFFFF	11.51	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302C1A

Deuteranopia (green-blind)

#484117

Tritanopia (blue-blind)

#7F0016

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #73111b;
/* rgb */ color: rgb(115, 17, 27);
/* oklch */ color: oklch(36.2% 0.131 22.2);

Tailwind

colors: {
  custom: {
    50: '#a35b57',
    500: '#73111b',
    950: '#000000',
  },
}

SCSS

$custom: #73111b;
$custom-light: #a35b57;
$custom-dark: #000000;

JSON

{
  "hex": "#73111b",
  "rgb": {
    "r": 115,
    "g": 17,
    "b": 27
  },
  "hsl": {
    "h": 353.878,
    "s": 74.242,
    "l": 25.882
  },
  "oklch": {
    "l": 0.36165,
    "c": 0.13074,
    "h": 22.2
  },
  "luminance": 0.04125
}

Semantic roles & 50–950 ramp

primary

#73111B

secondary

#36AA9E

accent

#F1DE37

background

#FAF5F5

surface

#F4E9E9

border

#CEC5C5

text

#100403

muted

#7F7978

Preview Lab

Preview with #73111B

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

Preview Lab → · Contrast checker → · Palette generator →