#731D2D#731D2D

#731D2D is a dark, moderate red. Relative luminance 0.047; OKLCH L 37.6% C 0.119 H 14.5°. Best body text is #FFFFFF at 10.81:1 contrast (WCAG AA passes).

Color values

HEX	#731D2D
RGB	rgb(115, 29, 45)
HSL	hsl(349, 60%, 28%)
HSV	hsv(349, 75%, 45%)
CMYK	cmyk(0%, 74.8%, 60.9%, 54.9%)
CIE-LAB	lab(25.90, 38.35, 12.03)
CIE-LCH	lch(25.90, 40.20, 17.42°)
OKLab	oklab(37.63% 0.1153 0.0298)
OKLCH	oklch(37.63% 0.119 14.5)
XYZ	xyz(7.9840, 4.7142, 2.9716)
Luminance	0.0471 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#731D2D #1D7363

analogous

#731D58 #731D2D #73381D

triadic

#731D2D #2D731D #1D2D73

tetradic

#731D2D #58731D #1D7363 #381D73

square

#731D2D #58731D #1D7363 #381D73

split-complementary

#731D2D #1D7338 #1D5873

monochromatic

#18060A #42111A #731D2D #A42940 #CE3C58

Accessibility & contrast

On white

10.81

#731D2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#731D2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731D2D

10.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##731D2D	#FFFFFF	#000000	##FFFFFF
##731D2D	1.00	10.81	1.94	10.81
#FFFFFF	10.81	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#33322D

Deuteranopia (green-blind)

#4A442B

Tritanopia (blue-blind)

#7E0624

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #731d2d;
/* rgb */ color: rgb(115, 29, 45);
/* oklch */ color: oklch(37.6% 0.119 14.5);

Tailwind

colors: {
  custom: {
    50: '#a16065',
    500: '#731d2d',
    950: '#000000',
  },
}

SCSS

$custom: #731d2d;
$custom-light: #a16065;
$custom-dark: #000000;

JSON

{
  "hex": "#731d2d",
  "rgb": {
    "r": 115,
    "g": 29,
    "b": 45
  },
  "hsl": {
    "h": 348.837,
    "s": 59.722,
    "l": 28.235
  },
  "oklch": {
    "l": 0.37626,
    "c": 0.11909,
    "h": 14.5
  },
  "luminance": 0.04713
}

Semantic roles & 50–950 ramp

primary

#731D2D

secondary

#45A795

accent

#E3C545

background

#FAF5F6

surface

#F4EAEB

border

#CEC6C6

text

#100505

muted

#7F797A

Preview Lab

Preview with #731D2D

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

Preview Lab → · Contrast checker → · Palette generator →