#731C2E#731C2E

#731C2E is a dark, vivid red. Relative luminance 0.047; OKLCH L 37.5% C 0.120 H 13.4°. Best body text is #FFFFFF at 10.85:1 contrast (WCAG AA passes).

Color values

HEX	#731C2E
RGB	rgb(115, 28, 46)
HSL	hsl(348, 61%, 28%)
HSV	hsv(348, 76%, 45%)
CMYK	cmyk(0%, 75.7%, 60%, 54.9%)
CIE-LAB	lab(25.78, 38.83, 11.19)
CIE-LCH	lch(25.78, 40.41, 16.08°)
OKLab	oklab(37.54% 0.117 0.0278)
OKLCH	oklch(37.54% 0.12 13.4)
XYZ	xyz(7.9794, 4.6737, 3.0662)
Luminance	0.0467 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#731C2E #1C7361

analogous

#731C59 #731C2E #73351C

triadic

#731C2E #2E731C #1C2E73

tetradic

#731C2E #59731C #1C7361 #351C73

square

#731C2E #59731C #1C7361 #351C73

split-complementary

#731C2E #1C7335 #1C5973

monochromatic

#19060A #42101A #731C2E #A42842 #CF3A59

Accessibility & contrast

On white

10.85

#731C2E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#731C2E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731C2E

10.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##731C2E	#FFFFFF	#000000	##FFFFFF
##731C2E	1.00	10.85	1.93	10.85
#FFFFFF	10.85	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#33322E

Deuteranopia (green-blind)

#49442C

Tritanopia (blue-blind)

#7E0523

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #731c2e;
/* rgb */ color: rgb(115, 28, 46);
/* oklch */ color: oklch(37.5% 0.120 13.4);

Tailwind

colors: {
  custom: {
    50: '#a16066',
    500: '#731c2e',
    950: '#000000',
  },
}

SCSS

$custom: #731c2e;
$custom-light: #a16066;
$custom-dark: #000000;

JSON

{
  "hex": "#731c2e",
  "rgb": {
    "r": 115,
    "g": 28,
    "b": 46
  },
  "hsl": {
    "h": 347.586,
    "s": 60.839,
    "l": 28.039
  },
  "oklch": {
    "l": 0.37544,
    "c": 0.12027,
    "h": 13.4
  },
  "luminance": 0.04673
}

Semantic roles & 50–950 ramp

primary

#731C2E

secondary

#43A793

accent

#E4C344

background

#FAF5F6

surface

#F4EAEB

border

#CEC6C6

text

#100505

muted

#7F797A

Preview Lab

Preview with #731C2E

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

Preview Lab → · Contrast checker → · Palette generator →