#73151A#73151A

#73151A is a dark, vivid red. Relative luminance 0.043; OKLCH L 36.5% C 0.128 H 23.9°. Best body text is #FFFFFF at 11.34:1 contrast (WCAG AA passes).

Color values

HEX	#73151A
RGB	rgb(115, 21, 26)
HSL	hsl(357, 69%, 27%)
HSV	hsv(357, 82%, 45%)
CMYK	cmyk(0%, 81.7%, 77.4%, 54.9%)
CIE-LAB	lab(24.50, 40.12, 22.95)
CIE-LCH	lch(24.50, 46.22, 29.77°)
OKLab	oklab(36.47% 0.1167 0.0517)
OKLCH	oklch(36.47% 0.128 23.9)
XYZ	xyz(7.5257, 4.2569, 1.4025)
Luminance	0.0426 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#73151A #15736E

analogous

#731549 #73151A #733F15

triadic

#73151A #1A7315 #151A73

tetradic

#73151A #497315 #15736E #3F1573

square

#73151A #497315 #15736E #3F1573

split-complementary

#73151A #15733F #154973

monochromatic

#1A0506 #3F0C0E #73151A #A71E26 #D82A33

Accessibility & contrast

On white

11.34

#73151A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#73151A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #73151A

11.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##73151A	#FFFFFF	#000000	##FFFFFF
##73151A	1.00	11.34	1.85	11.34
#FFFFFF	11.34	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#322D19

Deuteranopia (green-blind)

#494117

Tritanopia (blue-blind)

#7F0018

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #73151a;
/* rgb */ color: rgb(115, 21, 26);
/* oklch */ color: oklch(36.5% 0.128 23.9);

Tailwind

colors: {
  custom: {
    50: '#a35c56',
    500: '#73151a',
    950: '#000000',
  },
}

SCSS

$custom: #73151a;
$custom-light: #a35c56;
$custom-dark: #000000;

JSON

{
  "hex": "#73151a",
  "rgb": {
    "r": 115,
    "g": 21,
    "b": 26
  },
  "hsl": {
    "h": 356.809,
    "s": 69.118,
    "l": 26.667
  },
  "oklch": {
    "l": 0.36472,
    "c": 0.12767,
    "h": 23.9
  },
  "luminance": 0.04256
}

Semantic roles & 50–950 ramp

primary

#73151A

secondary

#3BA9A3

accent

#ECE33C

background

#FAF5F5

surface

#F4E9E9

border

#CEC5C5

text

#100403

muted

#7F7978

Preview Lab

Preview with #73151A

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

Preview Lab → · Contrast checker → · Palette generator →