#B73E34#B73E34

#B73E34 is a mid, vivid red. Relative luminance 0.138; OKLCH L 53.5% C 0.158 H 28.3°. Best body text is #FFFFFF at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#B73E34
RGB	rgb(183, 62, 52)
HSL	hsl(5, 56%, 46%)
HSV	hsv(5, 72%, 72%)
CMYK	cmyk(0%, 66.1%, 71.6%, 28.2%)
CIE-LAB	lab(43.89, 48.25, 32.84)
CIE-LCH	lch(43.89, 58.37, 34.24°)
OKLab	oklab(53.48% 0.1394 0.075)
OKLCH	oklch(53.48% 0.158 28.3)
XYZ	xyz(21.8732, 13.7636, 4.7530)
Luminance	0.1376 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B73E34 #34ADB7

analogous

#B7346B #B73E34 #B77F34

triadic

#B73E34 #34B73E #3E34B7

tetradic

#B73E34 #6BB734 #34ADB7 #7F34B7

square

#B73E34 #6BB734 #34ADB7 #7F34B7

split-complementary

#B73E34 #34B77F #346BB7

monochromatic

#581E19 #872E26 #B73E34 #D06259 #DD8F88

Accessibility & contrast

On white

5.60

#B73E34 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#B73E34 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73E34

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B73E34	#FFFFFF	#000000	##FFFFFF
##B73E34	1.00	5.60	3.75	5.60
#FFFFFF	5.60	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605732

Deuteranopia (green-blind)

#7E7130

Tritanopia (blue-blind)

#C91E3D

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b73e34;
/* rgb */ color: rgb(183, 62, 52);
/* oklch */ color: oklch(53.5% 0.158 28.3);

Tailwind

colors: {
  custom: {
    50: '#d47a6c',
    500: '#b73e34',
    950: '#000000',
  },
}

SCSS

$custom: #b73e34;
$custom-light: #d47a6c;
$custom-dark: #000000;

JSON

{
  "hex": "#b73e34",
  "rgb": {
    "r": 183,
    "g": 62,
    "b": 52
  },
  "hsl": {
    "h": 4.58,
    "s": 55.745,
    "l": 46.078
  },
  "oklch": {
    "l": 0.5348,
    "c": 0.1583,
    "h": 28.3
  },
  "luminance": 0.1376
}

Semantic roles & 50–950 ramp

primary

#B73E34

secondary

#80C2C7

accent

#D4DF49

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160A07

muted

#847C7A

Preview Lab

Preview with #B73E34

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

Preview Lab → · Contrast checker → · Palette generator →