#73151D#73151D

#73151D is a dark, vivid red. Relative luminance 0.043; OKLCH L 36.5% C 0.127 H 22.2°. Best body text is #FFFFFF at 11.33:1 contrast (WCAG AA passes).

Color values

HEX	#73151D
RGB	rgb(115, 21, 29)
HSL	hsl(355, 69%, 27%)
HSV	hsv(355, 82%, 45%)
CMYK	cmyk(0%, 81.7%, 74.8%, 54.9%)
CIE-LAB	lab(24.55, 40.26, 21.04)
CIE-LCH	lch(24.55, 45.43, 27.59°)
OKLab	oklab(36.52% 0.1179 0.0482)
OKLCH	oklch(36.52% 0.127 22.2)
XYZ	xyz(7.5610, 4.2711, 1.5884)
Luminance	0.0427 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#73151D #15736B

analogous

#73154C #73151D #733C15

triadic

#73151D #1D7315 #151D73

tetradic

#73151D #4C7315 #15736B #3C1573

square

#73151D #4C7315 #15736B #3C1573

split-complementary

#73151D #15733C #154C73

monochromatic

#1A0507 #3F0C10 #73151D #A71E2A #D82A39

Accessibility & contrast

On white

11.33

#73151D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#73151D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #73151D

11.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##73151D	#FFFFFF	#000000	##FFFFFF
##73151D	1.00	11.33	1.85	11.33
#FFFFFF	11.33	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#322D1C

Deuteranopia (green-blind)

#49411A

Tritanopia (blue-blind)

#7F0019

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #73151d;
/* rgb */ color: rgb(115, 21, 29);
/* oklch */ color: oklch(36.5% 0.127 22.2);

Tailwind

colors: {
  custom: {
    50: '#a25c59',
    500: '#73151d',
    950: '#000000',
  },
}

SCSS

$custom: #73151d;
$custom-light: #a25c59;
$custom-dark: #000000;

JSON

{
  "hex": "#73151d",
  "rgb": {
    "r": 115,
    "g": 21,
    "b": 29
  },
  "hsl": {
    "h": 354.894,
    "s": 69.118,
    "l": 26.667
  },
  "oklch": {
    "l": 0.36519,
    "c": 0.12738,
    "h": 22.2
  },
  "luminance": 0.0427
}

Semantic roles & 50–950 ramp

primary

#73151D

secondary

#3BA9A0

accent

#ECDD3C

background

#FAF5F5

surface

#F4E9E9

border

#CEC5C5

text

#100403

muted

#7F7978

Preview Lab

Preview with #73151D

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

Preview Lab → · Contrast checker → · Palette generator →