#731523#731523

#731523 is a dark, vivid red. Relative luminance 0.043; OKLCH L 36.6% C 0.127 H 18.6°. Best body text is #FFFFFF at 11.29:1 contrast (WCAG AA passes).

Color values

HEX	#731523
RGB	rgb(115, 21, 35)
HSL	hsl(351, 69%, 27%)
HSV	hsv(351, 82%, 45%)
CMYK	cmyk(0%, 81.7%, 69.6%, 54.9%)
CIE-LAB	lab(24.65, 40.59, 17.16)
CIE-LCH	lch(24.65, 44.07, 22.92°)
OKLab	oklab(36.63% 0.1204 0.0406)
OKLCH	oklch(36.63% 0.127 18.6)
XYZ	xyz(7.6426, 4.3037, 2.0181)
Luminance	0.0430 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#731523 #157365

analogous

#731552 #731523 #733615

triadic

#731523 #237315 #152373

tetradic

#731523 #527315 #157365 #361573

square

#731523 #527315 #157365 #361573

split-complementary

#731523 #157336 #155273

monochromatic

#1A0508 #3F0C13 #731523 #A71E33 #D82A44

Accessibility & contrast

On white

11.29

#731523 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#731523 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731523

11.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##731523	#FFFFFF	#000000	##FFFFFF
##731523	1.00	11.29	1.86	11.29
#FFFFFF	11.29	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#312E23

Deuteranopia (green-blind)

#484220

Tritanopia (blue-blind)

#7F001B

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #731523;
/* rgb */ color: rgb(115, 21, 35);
/* oklch */ color: oklch(36.6% 0.127 18.6);

Tailwind

colors: {
  custom: {
    50: '#a25d5d',
    500: '#731523',
    950: '#000000',
  },
}

SCSS

$custom: #731523;
$custom-light: #a25d5d;
$custom-dark: #000000;

JSON

{
  "hex": "#731523",
  "rgb": {
    "r": 115,
    "g": 21,
    "b": 35
  },
  "hsl": {
    "h": 351.064,
    "s": 69.118,
    "l": 26.667
  },
  "oklch": {
    "l": 0.36629,
    "c": 0.12704,
    "h": 18.6
  },
  "luminance": 0.04303
}

Semantic roles & 50–950 ramp

primary

#731523

secondary

#3BA999

accent

#ECD23C

background

#FAF5F5

surface

#F4E9E9

border

#CEC5C5

text

#100504

muted

#7F7979

Preview Lab

Preview with #731523

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

Preview Lab → · Contrast checker → · Palette generator →