#731D2A#731D2A

#731D2A is a dark, moderate red. Relative luminance 0.047; OKLCH L 37.6% C 0.119 H 16.6°. Best body text is #FFFFFF at 10.83:1 contrast (WCAG AA passes).

Color values

HEX	#731D2A
RGB	rgb(115, 29, 42)
HSL	hsl(351, 60%, 28%)
HSV	hsv(351, 75%, 45%)
CMYK	cmyk(0%, 74.8%, 63.5%, 54.9%)
CIE-LAB	lab(25.84, 38.13, 13.97)
CIE-LCH	lch(25.84, 40.61, 20.12°)
OKLab	oklab(37.56% 0.114 0.0341)
OKLCH	oklch(37.56% 0.119 16.6)
XYZ	xyz(7.9283, 4.6919, 2.6782)
Luminance	0.0469 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#731D2A #1D7366

analogous

#731D55 #731D2A #733B1D

triadic

#731D2A #2A731D #1D2A73

tetradic

#731D2A #55731D #1D7366 #3B1D73

square

#731D2A #55731D #1D7366 #3B1D73

split-complementary

#731D2A #1D733B #1D5573

monochromatic

#180609 #421118 #731D2A #A4293C #CE3C52

Accessibility & contrast

On white

10.83

#731D2A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#731D2A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731D2A

10.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##731D2A	#FFFFFF	#000000	##FFFFFF
##731D2A	1.00	10.83	1.94	10.83
#FFFFFF	10.83	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#34322A

Deuteranopia (green-blind)

#4A4428

Tritanopia (blue-blind)

#7E0522

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #731d2a;
/* rgb */ color: rgb(115, 29, 42);
/* oklch */ color: oklch(37.6% 0.119 16.6);

Tailwind

colors: {
  custom: {
    50: '#a16063',
    500: '#731d2a',
    950: '#000000',
  },
}

SCSS

$custom: #731d2a;
$custom-light: #a16063;
$custom-dark: #000000;

JSON

{
  "hex": "#731d2a",
  "rgb": {
    "r": 115,
    "g": 29,
    "b": 42
  },
  "hsl": {
    "h": 350.93,
    "s": 59.722,
    "l": 28.235
  },
  "oklch": {
    "l": 0.37555,
    "c": 0.119,
    "h": 16.6
  },
  "luminance": 0.04691
}

Semantic roles & 50–950 ramp

primary

#731D2A

secondary

#45A798

accent

#E3CB45

background

#FAF5F5

surface

#F4EAEA

border

#CEC6C6

text

#100505

muted

#7F7979

Preview Lab

Preview with #731D2A

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

Preview Lab → · Contrast checker → · Palette generator →