#B31A68#B31A68

#B31A68 is a mid, vivid pink. Relative luminance 0.113; OKLCH L 50.9% C 0.193 H 356.7°. Best body text is #FFFFFF at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#B31A68
RGB	rgb(179, 26, 104)
HSL	hsl(329, 75%, 40%)
HSV	hsv(329, 85%, 70%)
CMYK	cmyk(0%, 85.5%, 41.9%, 29.8%)
CIE-LAB	lab(40.12, 62.56, -4.54)
CIE-LCH	lch(40.12, 62.72, 355.85°)
OKLab	oklab(50.93% 0.1928 -0.0112)
OKLCH	oklch(50.93% 0.193 356.7)
XYZ	xyz(21.4601, 11.3249, 14.1499)
Luminance	0.1132 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31A68 #1AB365

analogous

#B21AB3 #B31A68 #B31A1B

triadic

#B31A68 #68B31A #1A68B3

tetradic

#B31A68 #B3B21A #1AB365 #1A1BB3

square

#B31A68 #B3B21A #1AB365 #1A1BB3

split-complementary

#B31A68 #1BB31A #1AB3B2

monochromatic

#480A2A #7E1249 #B31A68 #E02A87 #E860A5

Accessibility & contrast

On white

6.43

#B31A68 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#B31A68 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31A68

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31A68	#FFFFFF	#000000	##FFFFFF
##B31A68	1.00	6.43	3.26	6.43
#FFFFFF	6.43	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#404D6A

Deuteranopia (green-blind)

#6A6865

Tritanopia (blue-blind)

#C20040

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #b31a68;
/* rgb */ color: rgb(179, 26, 104);
/* oklch */ color: oklch(50.9% 0.193 356.7);

Tailwind

colors: {
  custom: {
    50: '#cf6c93',
    500: '#b31a68',
    950: '#000000',
  },
}

SCSS

$custom: #b31a68;
$custom-light: #cf6c93;
$custom-dark: #000000;

JSON

{
  "hex": "#b31a68",
  "rgb": {
    "r": 179,
    "g": 26,
    "b": 104
  },
  "hsl": {
    "h": 329.412,
    "s": 74.634,
    "l": 40.196
  },
  "oklch": {
    "l": 0.50932,
    "c": 0.19311,
    "h": 356.7
  },
  "luminance": 0.11322
}

Semantic roles & 50–950 ramp

primary

#B31A68

secondary

#5DCC93

accent

#F19237

background

#FDF7F9

surface

#FBEDF1

border

#D4C8CB

text

#15080D

muted

#837B7E

Preview Lab

Preview with #B31A68

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

Preview Lab → · Contrast checker → · Palette generator →