#B31C52#B31C52

#B31C52 is a mid, vivid pink. Relative luminance 0.110; OKLCH L 50.4% C 0.185 H 6.9°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#B31C52
RGB	rgb(179, 28, 82)
HSL	hsl(339, 73%, 41%)
HSV	hsv(339, 84%, 70%)
CMYK	cmyk(0%, 84.4%, 54.2%, 29.8%)
CIE-LAB	lab(39.62, 60.24, 8.69)
CIE-LCH	lch(39.62, 60.86, 8.21°)
OKLab	oklab(50.36% 0.1839 0.0223)
OKLCH	oklch(50.36% 0.185 6.9)
XYZ	xyz(20.5306, 11.0264, 9.0283)
Luminance	0.1102 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31C52 #1CB37D

analogous

#B31C9D #B31C52 #B3311C

triadic

#B31C52 #52B31C #1C52B3

tetradic

#B31C52 #9DB31C #1CB37D #311CB3

square

#B31C52 #9DB31C #1CB37D #311CB3

split-complementary

#B31C52 #1CB331 #1C9DB3

monochromatic

#490B22 #7E143A #B31C52 #DE2E6D #E76392

Accessibility & contrast

On white

6.55

#B31C52 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#B31C52 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31C52

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31C52	#FFFFFF	#000000	##FFFFFF
##B31C52	1.00	6.55	3.20	6.55
#FFFFFF	6.55	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#474A53

Deuteranopia (green-blind)

#6E684E

Tritanopia (blue-blind)

#C40035

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b31c52;
/* rgb */ color: rgb(179, 28, 82);
/* oklch */ color: oklch(50.4% 0.185 6.9);

Tailwind

colors: {
  custom: {
    50: '#d16b82',
    500: '#b31c52',
    950: '#000000',
  },
}

SCSS

$custom: #b31c52;
$custom-light: #d16b82;
$custom-dark: #000000;

JSON

{
  "hex": "#b31c52",
  "rgb": {
    "r": 179,
    "g": 28,
    "b": 82
  },
  "hsl": {
    "h": 338.543,
    "s": 72.947,
    "l": 40.588
  },
  "oklch": {
    "l": 0.50357,
    "c": 0.18523,
    "h": 6.9
  },
  "luminance": 0.11023
}

Semantic roles & 50–950 ramp

primary

#B31C52

secondary

#5FCBA5

accent

#F0AE38

background

#FDF6F7

surface

#FBECEE

border

#D4C7C9

text

#15080A

muted

#837A7C

Preview Lab

Preview with #B31C52

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

Preview Lab → · Contrast checker → · Palette generator →