#B73230#B73230

#B73230 is a mid, vivid red. Relative luminance 0.126; OKLCH L 52.1% C 0.170 H 26.0°. Best body text is #FFFFFF at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#B73230
RGB	rgb(183, 50, 48)
HSL	hsl(1, 58%, 45%)
HSV	hsv(1, 74%, 72%)
CMYK	cmyk(0%, 72.7%, 73.8%, 28.2%)
CIE-LAB	lab(42.10, 52.82, 33.11)
CIE-LCH	lch(42.10, 62.34, 32.08°)
OKLab	oklab(52.12% 0.153 0.0748)
OKLCH	oklch(52.12% 0.17 26)
XYZ	xyz(21.2050, 12.5651, 4.1045)
Luminance	0.1256 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B73230 #30B5B7

analogous

#B73071 #B73230 #B77530

triadic

#B73230 #30B732 #3230B7

tetradic

#B73230 #71B730 #30B5B7 #7530B7

square

#B73230 #71B730 #30B5B7 #7530B7

split-complementary

#B73230 #30B775 #3071B7

monochromatic

#561817 #872523 #B73230 #D25452 #DE8483

Accessibility & contrast

On white

5.98

#B73230 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#B73230 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73230

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B73230	#FFFFFF	#000000	##FFFFFF
##B73230	1.00	5.98	3.51	5.98
#FFFFFF	5.98	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#59512E

Deuteranopia (green-blind)

#7A6E2B

Tritanopia (blue-blind)

#C90033

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b73230;
/* rgb */ color: rgb(183, 50, 48);
/* oklch */ color: oklch(52.1% 0.170 26.0);

Tailwind

colors: {
  custom: {
    50: '#d57469',
    500: '#b73230',
    950: '#000000',
  },
}

SCSS

$custom: #b73230;
$custom-light: #d57469;
$custom-dark: #000000;

JSON

{
  "hex": "#b73230",
  "rgb": {
    "r": 183,
    "g": 50,
    "b": 48
  },
  "hsl": {
    "h": 0.889,
    "s": 58.442,
    "l": 45.294
  },
  "oklch": {
    "l": 0.52123,
    "c": 0.17025,
    "h": 26
  },
  "luminance": 0.12562
}

Semantic roles & 50–950 ramp

primary

#B73230

secondary

#7BC7C8

accent

#DFE246

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B73230

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

Preview Lab → · Contrast checker → · Palette generator →