#731D28#731D28

#731D28 is a dark, moderate red. Relative luminance 0.047; OKLCH L 37.5% C 0.119 H 18.0°. Best body text is #FFFFFF at 10.85:1 contrast (WCAG AA passes).

Color values

HEX	#731D28
RGB	rgb(115, 29, 40)
HSL	hsl(352, 60%, 28%)
HSV	hsv(352, 75%, 45%)
CMYK	cmyk(0%, 74.8%, 65.2%, 54.9%)
CIE-LAB	lab(25.80, 37.99, 15.26)
CIE-LCH	lch(25.80, 40.94, 21.89°)
OKLab	oklab(37.51% 0.1132 0.0369)
OKLCH	oklch(37.51% 0.119 18)
XYZ	xyz(7.8934, 4.6779, 2.4944)
Luminance	0.0468 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#731D28 #1D7368

analogous

#731D53 #731D28 #733D1D

triadic

#731D28 #28731D #1D2873

tetradic

#731D28 #53731D #1D7368 #3D1D73

square

#731D28 #53731D #1D7368 #3D1D73

split-complementary

#731D28 #1D733D #1D5373

monochromatic

#180608 #421117 #731D28 #A42939 #CE3C4F

Accessibility & contrast

On white

10.85

#731D28 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#731D28 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731D28

10.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##731D28	#FFFFFF	#000000	##FFFFFF
##731D28	1.00	10.85	1.94	10.85
#FFFFFF	10.85	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343228

Deuteranopia (green-blind)

#4A4426

Tritanopia (blue-blind)

#7F0422

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #731d28;
/* rgb */ color: rgb(115, 29, 40);
/* oklch */ color: oklch(37.5% 0.119 18.0);

Tailwind

colors: {
  custom: {
    50: '#a16061',
    500: '#731d28',
    950: '#000000',
  },
}

SCSS

$custom: #731d28;
$custom-light: #a16061;
$custom-dark: #000000;

JSON

{
  "hex": "#731d28",
  "rgb": {
    "r": 115,
    "g": 29,
    "b": 40
  },
  "hsl": {
    "h": 352.326,
    "s": 59.722,
    "l": 28.235
  },
  "oklch": {
    "l": 0.37511,
    "c": 0.119,
    "h": 18
  },
  "luminance": 0.04677
}

Semantic roles & 50–950 ramp

primary

#731D28

secondary

#45A79B

accent

#E3CF45

background

#FAF5F5

surface

#F4EAE9

border

#CEC6C5

text

#100505

muted

#7F7979

Preview Lab

Preview with #731D28

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

Preview Lab → · Contrast checker → · Palette generator →