#73161B#73161B

#73161B is a dark, vivid red. Relative luminance 0.043; OKLCH L 36.6% C 0.127 H 23.7°. Best body text is #FFFFFF at 11.29:1 contrast (WCAG AA passes).

Color values

HEX	#73161B
RGB	rgb(115, 22, 27)
HSL	hsl(357, 68%, 27%)
HSV	hsv(357, 81%, 45%)
CMYK	cmyk(0%, 80.9%, 76.5%, 54.9%)
CIE-LAB	lab(24.64, 39.83, 22.45)
CIE-LCH	lch(24.64, 45.73, 29.41°)
OKLab	oklab(36.58% 0.1161 0.0509)
OKLCH	oklch(36.58% 0.127 23.7)
XYZ	xyz(7.5558, 4.2990, 1.4686)
Luminance	0.0430 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#73161B #16736E

analogous

#73164A #73161B #734016

triadic

#73161B #1B7316 #161B73

tetradic

#73161B #4A7316 #16736E #401673

square

#73161B #4A7316 #16736E #401673

split-complementary

#73161B #167340 #164A73

monochromatic

#1A0506 #400C0F #73161B #A62027 #D72D36

Accessibility & contrast

On white

11.29

#73161B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#73161B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #73161B

11.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##73161B	#FFFFFF	#000000	##FFFFFF
##73161B	1.00	11.29	1.86	11.29
#FFFFFF	11.29	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#322E1A

Deuteranopia (green-blind)

#494218

Tritanopia (blue-blind)

#7F0019

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #73161b;
/* rgb */ color: rgb(115, 22, 27);
/* oklch */ color: oklch(36.6% 0.127 23.7);

Tailwind

colors: {
  custom: {
    50: '#a35d57',
    500: '#73161b',
    950: '#000000',
  },
}

SCSS

$custom: #73161b;
$custom-light: #a35d57;
$custom-dark: #000000;

JSON

{
  "hex": "#73161b",
  "rgb": {
    "r": 115,
    "g": 22,
    "b": 27
  },
  "hsl": {
    "h": 356.774,
    "s": 67.883,
    "l": 26.863
  },
  "oklch": {
    "l": 0.36575,
    "c": 0.12671,
    "h": 23.7
  },
  "luminance": 0.04298
}

Semantic roles & 50–950 ramp

primary

#73161B

secondary

#3CA9A3

accent

#EBE13D

background

#FAF5F5

surface

#F4E9E9

border

#CEC5C5

text

#100503

muted

#7F7978

Preview Lab

Preview with #73161B

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

Preview Lab → · Contrast checker → · Palette generator →