#731D2C#731D2C

#731D2C is a dark, moderate red. Relative luminance 0.047; OKLCH L 37.6% C 0.119 H 15.2°. Best body text is #FFFFFF at 10.82:1 contrast (WCAG AA passes).

Color values

HEX	#731D2C
RGB	rgb(115, 29, 44)
HSL	hsl(350, 60%, 28%)
HSV	hsv(350, 75%, 45%)
CMYK	cmyk(0%, 74.8%, 61.7%, 54.9%)
CIE-LAB	lab(25.88, 38.28, 12.68)
CIE-LCH	lch(25.88, 40.32, 18.33°)
OKLab	oklab(37.6% 0.1149 0.0312)
OKLCH	oklch(37.6% 0.119 15.2)
XYZ	xyz(7.9650, 4.7065, 2.8714)
Luminance	0.0471 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#731D2C #1D7364

analogous

#731D57 #731D2C #73391D

triadic

#731D2C #2C731D #1D2C73

tetradic

#731D2C #57731D #1D7364 #391D73

square

#731D2C #57731D #1D7364 #391D73

split-complementary

#731D2C #1D7339 #1D5773

monochromatic

#180609 #421119 #731D2C #A4293F #CE3C56

Accessibility & contrast

On white

10.82

#731D2C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#731D2C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731D2C

10.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##731D2C	#FFFFFF	#000000	##FFFFFF
##731D2C	1.00	10.82	1.94	10.82
#FFFFFF	10.82	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#34322C

Deuteranopia (green-blind)

#4A442A

Tritanopia (blue-blind)

#7E0623

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #731d2c;
/* rgb */ color: rgb(115, 29, 44);
/* oklch */ color: oklch(37.6% 0.119 15.2);

Tailwind

colors: {
  custom: {
    50: '#a16064',
    500: '#731d2c',
    950: '#000000',
  },
}

SCSS

$custom: #731d2c;
$custom-light: #a16064;
$custom-dark: #000000;

JSON

{
  "hex": "#731d2c",
  "rgb": {
    "r": 115,
    "g": 29,
    "b": 44
  },
  "hsl": {
    "h": 349.535,
    "s": 59.722,
    "l": 28.235
  },
  "oklch": {
    "l": 0.37602,
    "c": 0.11904,
    "h": 15.2
  },
  "luminance": 0.04705
}

Semantic roles & 50–950 ramp

primary

#731D2C

secondary

#45A796

accent

#E3C745

background

#FAF5F6

surface

#F4EAEB

border

#CEC6C6

text

#100505

muted

#7F797A

Preview Lab

Preview with #731D2C

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

Preview Lab → · Contrast checker → · Palette generator →