#B31C63#B31C63

#B31C63 is a mid, vivid pink. Relative luminance 0.113; OKLCH L 50.9% C 0.190 H 359.1°. Best body text is #FFFFFF at 6.44:1 contrast (WCAG AA passes).

Color values

HEX	#B31C63
RGB	rgb(179, 28, 99)
HSL	hsl(332, 73%, 41%)
HSV	hsv(332, 84%, 70%)
CMYK	cmyk(0%, 84.4%, 44.7%, 29.8%)
CIE-LAB	lab(40.11, 61.65, -1.40)
CIE-LCH	lch(40.11, 61.67, 358.70°)
OKLab	oklab(50.87% 0.1898 -0.0029)
OKLCH	oklch(50.87% 0.19 359.1)
XYZ	xyz(21.2595, 11.3180, 12.8671)
Luminance	0.1132 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31C63 #1CB36C

analogous

#B31CAE #B31C63 #B3201C

triadic

#B31C63 #63B31C #1C63B3

tetradic

#B31C63 #AEB31C #1CB36C #201CB3

square

#B31C63 #AEB31C #1CB36C #201CB3

split-complementary

#B31C63 #1CB320 #1CAEB3

monochromatic

#490B28 #7E1446 #B31C63 #DE2E81 #E763A1

Accessibility & contrast

On white

6.44

#B31C63 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#B31C63 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31C63

6.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31C63	#FFFFFF	#000000	##FFFFFF
##B31C63	1.00	6.44	3.26	6.44
#FFFFFF	6.44	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#434C65

Deuteranopia (green-blind)

#6B6960

Tritanopia (blue-blind)

#C3003E

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b31c63;
/* rgb */ color: rgb(179, 28, 99);
/* oklch */ color: oklch(50.9% 0.190 359.1);

Tailwind

colors: {
  custom: {
    50: '#d06c8f',
    500: '#b31c63',
    950: '#000000',
  },
}

SCSS

$custom: #b31c63;
$custom-light: #d06c8f;
$custom-dark: #000000;

JSON

{
  "hex": "#b31c63",
  "rgb": {
    "r": 179,
    "g": 28,
    "b": 99
  },
  "hsl": {
    "h": 331.788,
    "s": 72.947,
    "l": 40.588
  },
  "oklch": {
    "l": 0.50871,
    "c": 0.18985,
    "h": 359.1
  },
  "luminance": 0.11315
}

Semantic roles & 50–950 ramp

primary

#B31C63

secondary

#5FCB99

accent

#F09938

background

#FDF7F8

surface

#FBEDF0

border

#D4C8CB

text

#15080C

muted

#837B7D

Preview Lab

Preview with #B31C63

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

Preview Lab → · Contrast checker → · Palette generator →