#B4309E#B4309E

#B4309E is a mid, highly saturated pink. Relative luminance 0.143; OKLCH L 55.0% C 0.204 H 335.7°. Best body text is #FFFFFF at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#B4309E
RGB	rgb(180, 48, 158)
HSL	hsl(310, 58%, 45%)
HSV	hsv(310, 73%, 71%)
CMYK	cmyk(0%, 73.3%, 12.2%, 29.4%)
CIE-LAB	lab(44.64, 63.39, -30.76)
CIE-LCH	lch(44.64, 70.46, 334.11°)
OKLab	oklab(54.97% 0.1855 -0.0839)
OKLCH	oklch(54.97% 0.204 335.7)
XYZ	xyz(26.0513, 14.2882, 33.7270)
Luminance	0.1429 (WCAG relative)
Temperature	neutral
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4309E #30B446

analogous

#8830B4 #B4309E #B4305C

triadic

#B4309E #9EB430 #309EB4

tetradic

#B4309E #B48830 #30B446 #305CB4

square

#B4309E #B48830 #30B446 #305CB4

split-complementary

#B4309E #5CB430 #30B488

monochromatic

#531649 #842374 #B4309E #D151BB #DD81CE

Accessibility & contrast

On white

5.44

#B4309E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#B4309E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B4309E

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4309E	#FFFFFF	#000000	##FFFFFF
##B4309E	1.00	5.44	3.86	5.44
#FFFFFF	5.44	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#315DA1

Deuteranopia (green-blind)

#5F719B

Tritanopia (blue-blind)

#BD3A64

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #b4309e;
/* rgb */ color: rgb(180, 48, 158);
/* oklch */ color: oklch(55.0% 0.204 335.7);

Tailwind

colors: {
  custom: {
    50: '#ce75bb',
    500: '#b4309e',
    950: '#000000',
  },
}

SCSS

$custom: #b4309e;
$custom-light: #ce75bb;
$custom-dark: #000000;

JSON

{
  "hex": "#b4309e",
  "rgb": {
    "r": 180,
    "g": 48,
    "b": 158
  },
  "hsl": {
    "h": 310,
    "s": 57.895,
    "l": 44.706
  },
  "oklch": {
    "l": 0.54972,
    "c": 0.20362,
    "h": 335.7
  },
  "luminance": 0.14286
}

Semantic roles & 50–950 ramp

primary

#B4309E

secondary

#79C686

accent

#E16047

background

#FDF7FB

surface

#FAEEF6

border

#D3C9D0

text

#140912

muted

#837B81

Preview Lab

Preview with #B4309E

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

Preview Lab → · Contrast checker → · Palette generator →