#B73429#B73429

#B73429 is a mid, vivid red. Relative luminance 0.127; OKLCH L 52.2% C 0.170 H 29.0°. Best body text is #FFFFFF at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#B73429
RGB	rgb(183, 52, 41)
HSL	hsl(5, 63%, 44%)
HSV	hsv(5, 78%, 72%)
CMYK	cmyk(0%, 71.6%, 77.6%, 28.2%)
CIE-LAB	lab(42.29, 51.79, 37.32)
CIE-LCH	lch(42.29, 63.84, 35.77°)
OKLab	oklab(52.24% 0.1483 0.0821)
OKLCH	oklch(52.24% 0.17 29)
XYZ	xyz(21.1591, 12.6866, 3.4320)
Luminance	0.1268 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B73429 #29ACB7

analogous

#B72965 #B73429 #B77B29

triadic

#B73429 #29B734 #3429B7

tetradic

#B73429 #65B729 #29ACB7 #7B29B7

square

#B73429 #65B729 #29ACB7 #7B29B7

split-complementary

#B73429 #29B77B #2965B7

monochromatic

#531813 #85261E #B73429 #D65247 #E18179

Accessibility & contrast

On white

5.94

#B73429 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#B73429 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73429

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B73429	#FFFFFF	#000000	##FFFFFF
##B73429	1.00	5.94	3.54	5.94
#FFFFFF	5.94	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5227

Deuteranopia (green-blind)

#7B6E24

Tritanopia (blue-blind)

#CA0033

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b73429;
/* rgb */ color: rgb(183, 52, 41);
/* oklch */ color: oklch(52.2% 0.170 29.0);

Tailwind

colors: {
  custom: {
    50: '#d57464',
    500: '#b73429',
    950: '#000000',
  },
}

SCSS

$custom: #b73429;
$custom-light: #d57464;
$custom-dark: #000000;

JSON

{
  "hex": "#b73429",
  "rgb": {
    "r": 183,
    "g": 52,
    "b": 41
  },
  "hsl": {
    "h": 4.648,
    "s": 63.393,
    "l": 43.922
  },
  "oklch": {
    "l": 0.52236,
    "c": 0.1695,
    "h": 29
  },
  "luminance": 0.12683
}

Semantic roles & 50–950 ramp

primary

#B73429

secondary

#73C2C9

accent

#DAE641

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160905

muted

#847B7A

Preview Lab

Preview with #B73429

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

Preview Lab → · Contrast checker → · Palette generator →