#73121B#73121B

#73121B is a dark, vivid red. Relative luminance 0.042; OKLCH L 36.2% C 0.130 H 22.5°. Best body text is #FFFFFF at 11.47:1 contrast (WCAG AA passes).

Color values

HEX	#73121B
RGB	rgb(115, 18, 27)
HSL	hsl(354, 73%, 26%)
HSV	hsv(354, 84%, 45%)
CMYK	cmyk(0%, 84.3%, 76.5%, 54.9%)
CIE-LAB	lab(24.19, 41.10, 21.93)
CIE-LCH	lch(24.19, 46.59, 28.09°)
OKLab	oklab(36.24% 0.1201 0.0497)
OKLCH	oklch(36.24% 0.13 22.5)
XYZ	xyz(7.4853, 4.1578, 1.4451)
Luminance	0.0416 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#73121B #12736A

analogous

#73124B #73121B #733912

triadic

#73121B #1B7312 #121B73

tetradic

#73121B #4B7312 #12736A #391273

square

#73121B #4B7312 #12736A #391273

split-complementary

#73121B #127339 #124B73

monochromatic

#1A0406 #3E0A0F #73121B #A81A27 #DD2334

Accessibility & contrast

On white

11.47

#73121B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#73121B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #73121B

11.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##73121B	#FFFFFF	#000000	##FFFFFF
##73121B	1.00	11.47	1.83	11.47
#FFFFFF	11.47	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#312C1A

Deuteranopia (green-blind)

#484118

Tritanopia (blue-blind)

#7F0017

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #73121b;
/* rgb */ color: rgb(115, 18, 27);
/* oklch */ color: oklch(36.2% 0.130 22.5);

Tailwind

colors: {
  custom: {
    50: '#a35b57',
    500: '#73121b',
    950: '#000000',
  },
}

SCSS

$custom: #73121b;
$custom-light: #a35b57;
$custom-dark: #000000;

JSON

{
  "hex": "#73121b",
  "rgb": {
    "r": 115,
    "g": 18,
    "b": 27
  },
  "hsl": {
    "h": 354.433,
    "s": 72.932,
    "l": 26.078
  },
  "oklch": {
    "l": 0.36241,
    "c": 0.12997,
    "h": 22.5
  },
  "luminance": 0.04157
}

Semantic roles & 50–950 ramp

primary

#73121B

secondary

#37AA9F

accent

#F0DF38

background

#FAF5F5

surface

#F4E9E9

border

#CEC5C5

text

#100403

muted

#7F7978

Preview Lab

Preview with #73121B

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

Preview Lab → · Contrast checker → · Palette generator →