#B31B68#B31B68

#B31B68 is a mid, vivid pink. Relative luminance 0.114; OKLCH L 51.0% C 0.192 H 356.8°. Best body text is #FFFFFF at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#B31B68
RGB	rgb(179, 27, 104)
HSL	hsl(330, 74%, 40%)
HSV	hsv(330, 85%, 70%)
CMYK	cmyk(0%, 84.9%, 41.9%, 29.8%)
CIE-LAB	lab(40.20, 62.34, -4.43)
CIE-LCH	lch(40.20, 62.50, 355.93°)
OKLab	oklab(50.99% 0.1921 -0.0109)
OKLCH	oklch(50.99% 0.192 356.8)
XYZ	xyz(21.4827, 11.3699, 14.1574)
Luminance	0.1137 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31B68 #1BB366

analogous

#B21BB3 #B31B68 #B31B1C

triadic

#B31B68 #68B31B #1B68B3

tetradic

#B31B68 #B3B21B #1BB366 #1B1CB3

square

#B31B68 #B3B21B #1BB366 #1B1CB3

split-complementary

#B31B68 #1CB31B #1BB3B2

monochromatic

#490B2A #7E1349 #B31B68 #DF2C87 #E761A5

Accessibility & contrast

On white

6.42

#B31B68 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#B31B68 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31B68

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31B68	#FFFFFF	#000000	##FFFFFF
##B31B68	1.00	6.42	3.27	6.42
#FFFFFF	6.42	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#404D6A

Deuteranopia (green-blind)

#6A6965

Tritanopia (blue-blind)

#C20040

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #b31b68;
/* rgb */ color: rgb(179, 27, 104);
/* oklch */ color: oklch(51.0% 0.192 356.8);

Tailwind

colors: {
  custom: {
    50: '#cf6c93',
    500: '#b31b68',
    950: '#000000',
  },
}

SCSS

$custom: #b31b68;
$custom-light: #cf6c93;
$custom-dark: #000000;

JSON

{
  "hex": "#b31b68",
  "rgb": {
    "r": 179,
    "g": 27,
    "b": 104
  },
  "hsl": {
    "h": 329.605,
    "s": 73.786,
    "l": 40.392
  },
  "oklch": {
    "l": 0.50986,
    "c": 0.19241,
    "h": 356.8
  },
  "luminance": 0.11367
}

Semantic roles & 50–950 ramp

primary

#B31B68

secondary

#5ECC94

accent

#F09337

background

#FDF7F9

surface

#FBEDF1

border

#D4C8CB

text

#15080D

muted

#837B7E

Preview Lab

Preview with #B31B68

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

Preview Lab → · Contrast checker → · Palette generator →