#B73233#B73233

#B73233 is a mid, vivid red. Relative luminance 0.126; OKLCH L 52.2% C 0.170 H 24.9°. Best body text is #FFFFFF at 5.97:1 contrast (WCAG AA passes).

Color values

HEX	#B73233
RGB	rgb(183, 50, 51)
HSL	hsl(360, 57%, 46%)
HSV	hsv(360, 73%, 72%)
CMYK	cmyk(0%, 72.7%, 72.1%, 28.2%)
CIE-LAB	lab(42.14, 52.95, 31.39)
CIE-LCH	lch(42.14, 61.56, 30.66°)
OKLab	oklab(52.16% 0.154 0.0716)
OKLCH	oklch(52.16% 0.17 24.9)
XYZ	xyz(21.2690, 12.5907, 4.4417)
Luminance	0.1259 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B73233 #32B7B6

analogous

#B73275 #B73233 #B77332

triadic

#B73233 #33B732 #3233B7

tetradic

#B73233 #75B732 #32B7B6 #7332B7

square

#B73233 #75B732 #32B7B6 #7332B7

split-complementary

#B73233 #32B773 #3275B7

monochromatic

#571818 #872526 #B73233 #D15656 #DE8686

Accessibility & contrast

On white

5.97

#B73233 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#B73233 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73233

5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B73233	#FFFFFF	#000000	##FFFFFF
##B73233	1.00	5.97	3.52	5.97
#FFFFFF	5.97	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595132

Deuteranopia (green-blind)

#7A6E2E

Tritanopia (blue-blind)

#C90034

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b73233;
/* rgb */ color: rgb(183, 50, 51);
/* oklch */ color: oklch(52.2% 0.170 24.9);

Tailwind

colors: {
  custom: {
    50: '#d5746b',
    500: '#b73233',
    950: '#000000',
  },
}

SCSS

$custom: #b73233;
$custom-light: #d5746b;
$custom-dark: #000000;

JSON

{
  "hex": "#b73233",
  "rgb": {
    "r": 183,
    "g": 50,
    "b": 51
  },
  "hsl": {
    "h": 359.549,
    "s": 57.082,
    "l": 45.686
  },
  "oklch": {
    "l": 0.52165,
    "c": 0.16987,
    "h": 24.9
  },
  "luminance": 0.12588
}

Semantic roles & 50–950 ramp

primary

#B73233

secondary

#7DC7C7

accent

#E0DF47

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B73233

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

Preview Lab → · Contrast checker → · Palette generator →