#B22343#B22343

#B22343 is a mid, vivid red. Relative luminance 0.111; OKLCH L 50.3% C 0.177 H 14.6°. Best body text is #FFFFFF at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#B22343
RGB	rgb(178, 35, 67)
HSL	hsl(347, 67%, 42%)
HSV	hsv(347, 80%, 70%)
CMYK	cmyk(0%, 80.3%, 62.4%, 30.2%)
CIE-LAB	lab(39.71, 57.16, 18.30)
CIE-LCH	lch(39.71, 60.02, 17.76°)
OKLab	oklab(50.27% 0.1715 0.0446)
OKLCH	oklch(50.27% 0.177 14.6)
XYZ	xyz(19.9764, 11.0753, 6.3950)
Luminance	0.1107 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B22343 #23B292

analogous

#B2238B #B22343 #B24A23

triadic

#B22343 #43B223 #2343B2

tetradic

#B22343 #8BB223 #23B292 #4A23B2

square

#B22343 #8BB223 #23B292 #4A23B2

split-complementary

#B22343 #23B24A #238BB2

monochromatic

#4C0F1C #7F1930 #B22343 #D83A5D #E26D87

Accessibility & contrast

On white

6.53

#B22343 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#B22343 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B22343

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B22343	#FFFFFF	#000000	##FFFFFF
##B22343	1.00	6.53	3.21	6.53
#FFFFFF	6.53	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D4B43

Deuteranopia (green-blind)

#71683F

Tritanopia (blue-blind)

#C30031

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b22343;
/* rgb */ color: rgb(178, 35, 67);
/* oklch */ color: oklch(50.3% 0.177 14.6);

Tailwind

colors: {
  custom: {
    50: '#d06d76',
    500: '#b22343',
    950: '#000000',
  },
}

SCSS

$custom: #b22343;
$custom-light: #d06d76;
$custom-dark: #000000;

JSON

{
  "hex": "#b22343",
  "rgb": {
    "r": 178,
    "g": 35,
    "b": 67
  },
  "hsl": {
    "h": 346.573,
    "s": 67.136,
    "l": 41.765
  },
  "oklch": {
    "l": 0.50271,
    "c": 0.17723,
    "h": 14.6
  },
  "luminance": 0.11072
}

Semantic roles & 50–950 ramp

primary

#B22343

secondary

#68C9B3

accent

#EAC33E

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150808

muted

#837B7B

Preview Lab

Preview with #B22343

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

Preview Lab → · Contrast checker → · Palette generator →