#B73034#B73034

#B73034 is a mid, vivid red. Relative luminance 0.124; OKLCH L 52.0% C 0.172 H 24.0°. Best body text is #FFFFFF at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#B73034
RGB	rgb(183, 48, 52)
HSL	hsl(358, 58%, 45%)
HSV	hsv(358, 74%, 72%)
CMYK	cmyk(0%, 73.8%, 71.6%, 28.2%)
CIE-LAB	lab(41.90, 53.72, 30.51)
CIE-LCH	lch(41.90, 61.78, 29.60°)
OKLab	oklab(51.99% 0.1567 0.0699)
OKLCH	oklch(51.99% 0.172 24)
XYZ	xyz(21.2076, 12.4323, 4.5311)
Luminance	0.1243 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B73034 #30B7B3

analogous

#B73078 #B73034 #B76F30

triadic

#B73034 #34B730 #3034B7

tetradic

#B73034 #78B730 #30B7B3 #6F30B7

square

#B73034 #78B730 #30B7B3 #6F30B7

split-complementary

#B73034 #30B76F #3078B7

monochromatic

#561718 #872326 #B73034 #D25256 #DE8386

Accessibility & contrast

On white

6.02

#B73034 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#B73034 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73034

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B73034	#FFFFFF	#000000	##FFFFFF
##B73034	1.00	6.02	3.49	6.02
#FFFFFF	6.02	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575033

Deuteranopia (green-blind)

#796D2F

Tritanopia (blue-blind)

#C90033

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b73034;
/* rgb */ color: rgb(183, 48, 52);
/* oklch */ color: oklch(52.0% 0.172 24.0);

Tailwind

colors: {
  custom: {
    50: '#d5736b',
    500: '#b73034',
    950: '#000000',
  },
}

SCSS

$custom: #b73034;
$custom-light: #d5736b;
$custom-dark: #000000;

JSON

{
  "hex": "#b73034",
  "rgb": {
    "r": 183,
    "g": 48,
    "b": 52
  },
  "hsl": {
    "h": 358.222,
    "s": 58.442,
    "l": 45.294
  },
  "oklch": {
    "l": 0.51987,
    "c": 0.17154,
    "h": 24
  },
  "luminance": 0.12429
}

Semantic roles & 50–950 ramp

primary

#B73034

secondary

#7BC8C5

accent

#E2DD46

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B73034

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

Preview Lab → · Contrast checker → · Palette generator →