#B4309D#B4309D

#B4309D is a mid, highly saturated pink. Relative luminance 0.143; OKLCH L 54.9% C 0.203 H 336.0°. Best body text is #FFFFFF at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#B4309D
RGB	rgb(180, 48, 157)
HSL	hsl(310, 58%, 45%)
HSV	hsv(310, 73%, 71%)
CMYK	cmyk(0%, 73.3%, 12.8%, 29.4%)
CIE-LAB	lab(44.59, 63.25, -30.24)
CIE-LCH	lch(44.59, 70.10, 334.44°)
OKLab	oklab(54.92% 0.1854 -0.0824)
OKLCH	oklch(54.92% 0.203 336)
XYZ	xyz(25.9655, 14.2539, 33.2755)
Luminance	0.1425 (WCAG relative)
Temperature	neutral
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4309D #30B447

analogous

#8930B4 #B4309D #B4305B

triadic

#B4309D #9DB430 #309DB4

tetradic

#B4309D #B48930 #30B447 #305BB4

square

#B4309D #B48930 #30B447 #305BB4

split-complementary

#B4309D #5BB430 #30B489

monochromatic

#531649 #842373 #B4309D #D151BA #DD81CD

Accessibility & contrast

On white

5.45

#B4309D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#B4309D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B4309D

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4309D	#FFFFFF	#000000	##FFFFFF
##B4309D	1.00	5.45	3.85	5.45
#FFFFFF	5.45	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#325DA0

Deuteranopia (green-blind)

#60719A

Tritanopia (blue-blind)

#BD3963

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #b4309d;
/* rgb */ color: rgb(180, 48, 157);
/* oklch */ color: oklch(54.9% 0.203 336.0);

Tailwind

colors: {
  custom: {
    50: '#ce75ba',
    500: '#b4309d',
    950: '#000000',
  },
}

SCSS

$custom: #b4309d;
$custom-light: #ce75ba;
$custom-dark: #000000;

JSON

{
  "hex": "#b4309d",
  "rgb": {
    "r": 180,
    "g": 48,
    "b": 157
  },
  "hsl": {
    "h": 310.455,
    "s": 57.895,
    "l": 44.706
  },
  "oklch": {
    "l": 0.54921,
    "c": 0.20293,
    "h": 336
  },
  "luminance": 0.14252
}

Semantic roles & 50–950 ramp

primary

#B4309D

secondary

#79C687

accent

#E16247

background

#FDF7FB

surface

#FAEEF6

border

#D3C9D0

text

#140911

muted

#837B80

Preview Lab

Preview with #B4309D

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

Preview Lab → · Contrast checker → · Palette generator →