#731C2D#731C2D

#731C2D is a dark, vivid red. Relative luminance 0.047; OKLCH L 37.5% C 0.120 H 14.1°. Best body text is #FFFFFF at 10.86:1 contrast (WCAG AA passes).

Color values

HEX	#731C2D
RGB	rgb(115, 28, 45)
HSL	hsl(348, 61%, 28%)
HSV	hsv(348, 76%, 45%)
CMYK	cmyk(0%, 75.7%, 60.9%, 54.9%)
CIE-LAB	lab(25.76, 38.75, 11.84)
CIE-LCH	lch(25.76, 40.52, 16.99°)
OKLab	oklab(37.52% 0.1166 0.0293)
OKLCH	oklch(37.52% 0.12 14.1)
XYZ	xyz(7.9599, 4.6659, 2.9636)
Luminance	0.0466 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#731C2D #1C7362

analogous

#731C58 #731C2D #73361C

triadic

#731C2D #2D731C #1C2D73

tetradic

#731C2D #58731C #1C7362 #361C73

square

#731C2D #58731C #1C7362 #361C73

split-complementary

#731C2D #1C7336 #1C5873

monochromatic

#19060A #42101A #731C2D #A42840 #CF3A57

Accessibility & contrast

On white

10.86

#731C2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#731C2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731C2D

10.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##731C2D	#FFFFFF	#000000	##FFFFFF
##731C2D	1.00	10.86	1.93	10.86
#FFFFFF	10.86	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#33322D

Deuteranopia (green-blind)

#49442B

Tritanopia (blue-blind)

#7E0423

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #731c2d;
/* rgb */ color: rgb(115, 28, 45);
/* oklch */ color: oklch(37.5% 0.120 14.1);

Tailwind

colors: {
  custom: {
    50: '#a16065',
    500: '#731c2d',
    950: '#000000',
  },
}

SCSS

$custom: #731c2d;
$custom-light: #a16065;
$custom-dark: #000000;

JSON

{
  "hex": "#731c2d",
  "rgb": {
    "r": 115,
    "g": 28,
    "b": 45
  },
  "hsl": {
    "h": 348.276,
    "s": 60.839,
    "l": 28.039
  },
  "oklch": {
    "l": 0.37519,
    "c": 0.12021,
    "h": 14.1
  },
  "luminance": 0.04665
}

Semantic roles & 50–950 ramp

primary

#731C2D

secondary

#43A794

accent

#E4C544

background

#FAF5F6

surface

#F4EAEB

border

#CEC6C6

text

#100505

muted

#7F797A

Preview Lab

Preview with #731C2D

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

Preview Lab → · Contrast checker → · Palette generator →