#B22143#B22143

#B22143 is a mid, vivid red. Relative luminance 0.110; OKLCH L 50.1% C 0.179 H 14.2°. Best body text is #FFFFFF at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#B22143
RGB	rgb(178, 33, 67)
HSL	hsl(346, 69%, 41%)
HSV	hsv(346, 81%, 70%)
CMYK	cmyk(0%, 81.5%, 62.4%, 30.2%)
CIE-LAB	lab(39.51, 57.71, 18.05)
CIE-LCH	lch(39.51, 60.46, 17.37°)
OKLab	oklab(50.13% 0.1733 0.044)
OKLCH	oklch(50.13% 0.179 14.2)
XYZ	xyz(19.9192, 10.9610, 6.3759)
Luminance	0.1096 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B22143 #21B290

analogous

#B2218C #B22143 #B24821

triadic

#B22143 #43B221 #2143B2

tetradic

#B22143 #8CB221 #21B290 #4821B2

square

#B22143 #8CB221 #21B290 #4821B2

split-complementary

#B22143 #21B248 #218CB2

monochromatic

#4B0E1C #7E1730 #B22143 #DA365D #E36A86

Accessibility & contrast

On white

6.58

#B22143 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#B22143 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B22143

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B22143	#FFFFFF	#000000	##FFFFFF
##B22143	1.00	6.58	3.19	6.58
#FFFFFF	6.58	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C4A43

Deuteranopia (green-blind)

#71683F

Tritanopia (blue-blind)

#C30030

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b22143;
/* rgb */ color: rgb(178, 33, 67);
/* oklch */ color: oklch(50.1% 0.179 14.2);

Tailwind

colors: {
  custom: {
    50: '#d16c76',
    500: '#b22143',
    950: '#000000',
  },
}

SCSS

$custom: #b22143;
$custom-light: #d16c76;
$custom-dark: #000000;

JSON

{
  "hex": "#b22143",
  "rgb": {
    "r": 178,
    "g": 33,
    "b": 67
  },
  "hsl": {
    "h": 345.931,
    "s": 68.72,
    "l": 41.373
  },
  "oklch": {
    "l": 0.50129,
    "c": 0.17879,
    "h": 14.2
  },
  "luminance": 0.10958
}

Semantic roles & 50–950 ramp

primary

#B22143

secondary

#66C9B2

accent

#ECC23C

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150808

muted

#837B7B

Preview Lab

Preview with #B22143

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

Preview Lab → · Contrast checker → · Palette generator →