#73231C#73231C

#73231C is a dark, moderate red. Relative luminance 0.049; OKLCH L 38.0% C 0.114 H 28.6°. Best body text is #FFFFFF at 10.57:1 contrast (WCAG AA passes).

Color values

HEX	#73231C
RGB	rgb(115, 35, 28)
HSL	hsl(5, 61%, 28%)
HSV	hsv(5, 76%, 45%)
CMYK	cmyk(0%, 69.6%, 75.7%, 54.9%)
CIE-LAB	lab(26.54, 34.68, 24.00)
CIE-LCH	lch(26.54, 42.17, 34.69°)
OKLab	oklab(38% 0.1 0.0545)
OKLCH	oklch(38% 0.114 28.6)
XYZ	xyz(7.8817, 4.9319, 1.6353)
Luminance	0.0493 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#73231C #1C6C73

analogous

#731C40 #73231C #734E1C

triadic

#73231C #1C7323 #231C73

tetradic

#73231C #40731C #1C6C73 #4E1C73

square

#73231C #40731C #1C6C73 #4E1C73

split-complementary

#73231C #1C734E #1C4073

monochromatic

#190706 #421410 #73231C #A43228 #CF463A

Accessibility & contrast

On white

10.57

#73231C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#73231C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #73231C

10.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##73231C	#FFFFFF	#000000	##FFFFFF
##73231C	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)

#39341B

Deuteranopia (green-blind)

#4D4519

Tritanopia (blue-blind)

#7F0D22

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #73231c;
/* rgb */ color: rgb(115, 35, 28);
/* oklch */ color: oklch(38.0% 0.114 28.6);

Tailwind

colors: {
  custom: {
    50: '#a26358',
    500: '#73231c',
    950: '#000000',
  },
}

SCSS

$custom: #73231c;
$custom-light: #a26358;
$custom-dark: #000000;

JSON

{
  "hex": "#73231c",
  "rgb": {
    "r": 115,
    "g": 35,
    "b": 28
  },
  "hsl": {
    "h": 4.828,
    "s": 60.839,
    "l": 28.039
  },
  "oklch": {
    "l": 0.38001,
    "c": 0.11387,
    "h": 28.6
  },
  "luminance": 0.04931
}

Semantic roles & 50–950 ramp

primary

#73231C

secondary

#439FA7

accent

#D7E444

background

#FAF6F5

surface

#F4EBE9

border

#CEC6C5

text

#100503

muted

#7F7A78

Preview Lab

Preview with #73231C

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

Preview Lab → · Contrast checker → · Palette generator →