#B5318A#B5318A

#B5318A is a mid, vivid pink. Relative luminance 0.139; OKLCH L 54.3% C 0.190 H 344.0°. Best body text is #FFFFFF at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#B5318A
RGB	rgb(181, 49, 138)
HSL	hsl(320, 57%, 45%)
HSV	hsv(320, 73%, 71%)
CMYK	cmyk(0%, 72.9%, 23.8%, 29%)
CIE-LAB	lab(44.03, 60.51, -19.64)
CIE-LCH	lch(44.03, 63.62, 342.02°)
OKLab	oklab(54.26% 0.1826 -0.0524)
OKLCH	oklch(54.26% 0.19 344)
XYZ	xyz(24.7428, 13.8579, 25.4116)
Luminance	0.1386 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5318A #31B55C

analogous

#9E31B5 #B5318A #B53148

triadic

#B5318A #8AB531 #318AB5

tetradic

#B5318A #B59E31 #31B55C #3148B5

square

#B5318A #B59E31 #31B55C #3148B5

split-complementary

#B5318A #48B531 #31B59E

monochromatic

#551741 #852465 #B5318A #D053A7 #DD83C0

Accessibility & contrast

On white

5.57

#B5318A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#B5318A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B5318A

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5318A	#FFFFFF	#000000	##FFFFFF
##B5318A	1.00	5.57	3.77	5.57
#FFFFFF	5.57	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#405A8C

Deuteranopia (green-blind)

#687087

Tritanopia (blue-blind)

#C13059

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b5318a;
/* rgb */ color: rgb(181, 49, 138);
/* oklch */ color: oklch(54.3% 0.190 344.0);

Tailwind

colors: {
  custom: {
    50: '#cf75ac',
    500: '#b5318a',
    950: '#000000',
  },
}

SCSS

$custom: #b5318a;
$custom-light: #cf75ac;
$custom-dark: #000000;

JSON

{
  "hex": "#b5318a",
  "rgb": {
    "r": 181,
    "g": 49,
    "b": 138
  },
  "hsl": {
    "h": 319.545,
    "s": 57.391,
    "l": 45.098
  },
  "oklch": {
    "l": 0.54264,
    "c": 0.18999,
    "h": 344
  },
  "luminance": 0.13855
}

Semantic roles & 50–950 ramp

primary

#B5318A

secondary

#7BC794

accent

#E17947

background

#FDF7FA

surface

#FAEEF4

border

#D3C9CE

text

#140910

muted

#837B7F

Preview Lab

Preview with #B5318A

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

Preview Lab → · Contrast checker → · Palette generator →