#73231D#73231D

#73231D is a dark, moderate red. Relative luminance 0.049; OKLCH L 38.0% C 0.114 H 28.0°. Best body text is #FFFFFF at 10.57:1 contrast (WCAG AA passes).

Color values

HEX	#73231D
RGB	rgb(115, 35, 29)
HSL	hsl(4, 60%, 28%)
HSV	hsv(4, 75%, 45%)
CMYK	cmyk(0%, 69.6%, 74.8%, 54.9%)
CIE-LAB	lab(26.55, 34.73, 23.39)
CIE-LCH	lch(26.55, 41.87, 33.96°)
OKLab	oklab(38.02% 0.1004 0.0534)
OKLCH	oklch(38.02% 0.114 28)
XYZ	xyz(7.8939, 4.9367, 1.6994)
Luminance	0.0494 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#73231D #1D6D73

analogous

#731D42 #73231D #734E1D

triadic

#73231D #1D7323 #231D73

tetradic

#73231D #42731D #1D6D73 #4E1D73

square

#73231D #42731D #1D6D73 #4E1D73

split-complementary

#73231D #1D734E #1D4273

monochromatic

#180706 #421411 #73231D #A43229 #CE473C

Accessibility & contrast

On white

10.57

#73231D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#73231D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #73231D

10.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##73231D	#FFFFFF	#000000	##FFFFFF
##73231D	1.00	10.57	1.99	10.57
#FFFFFF	10.57	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#39341C

Deuteranopia (green-blind)

#4D451A

Tritanopia (blue-blind)

#7F0D22

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #73231d;
/* rgb */ color: rgb(115, 35, 29);
/* oklch */ color: oklch(38.0% 0.114 28.0);

Tailwind

colors: {
  custom: {
    50: '#a26359',
    500: '#73231d',
    950: '#000000',
  },
}

SCSS

$custom: #73231d;
$custom-light: #a26359;
$custom-dark: #000000;

JSON

{
  "hex": "#73231d",
  "rgb": {
    "r": 115,
    "g": 35,
    "b": 29
  },
  "hsl": {
    "h": 4.186,
    "s": 59.722,
    "l": 28.235
  },
  "oklch": {
    "l": 0.38016,
    "c": 0.11368,
    "h": 28
  },
  "luminance": 0.04936
}

Semantic roles & 50–950 ramp

primary

#73231D

secondary

#45A0A7

accent

#D8E345

background

#FAF6F5

surface

#F4EBE9

border

#CEC6C5

text

#100503

muted

#7F7A78

Preview Lab

Preview with #73231D

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

Preview Lab → · Contrast checker → · Palette generator →