#B4307A#B4307A

#B4307A is a mid, vivid pink. Relative luminance 0.132; OKLCH L 53.3% C 0.182 H 350.7°. Best body text is #FFFFFF at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#B4307A
RGB	rgb(180, 48, 122)
HSL	hsl(326, 58%, 45%)
HSV	hsv(326, 73%, 71%)
CMYK	cmyk(0%, 73.3%, 32.2%, 29.4%)
CIE-LAB	lab(43.10, 58.60, -11.28)
CIE-LCH	lch(43.10, 59.68, 349.11°)
OKLab	oklab(53.35% 0.1791 -0.0293)
OKLCH	oklch(53.35% 0.182 350.7)
XYZ	xyz(23.3935, 13.2250, 19.7293)
Luminance	0.1322 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4307A #30B46A

analogous

#AC30B4 #B4307A #B43038

triadic

#B4307A #7AB430 #307AB4

tetradic

#B4307A #B4AC30 #30B46A #3038B4

square

#B4307A #B4AC30 #30B46A #3038B4

split-complementary

#B4307A #38B430 #30B4AC

monochromatic

#531639 #842359 #B4307A #D15198 #DD81B5

Accessibility & contrast

On white

5.76

#B4307A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#B4307A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B4307A

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4307A	#FFFFFF	#000000	##FFFFFF
##B4307A	1.00	5.76	3.64	5.76
#FFFFFF	5.76	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#46577C

Deuteranopia (green-blind)

#6C6E77

Tritanopia (blue-blind)

#C12751

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b4307a;
/* rgb */ color: rgb(180, 48, 122);
/* oklch */ color: oklch(53.3% 0.182 350.7);

Tailwind

colors: {
  custom: {
    50: '#cf74a0',
    500: '#b4307a',
    950: '#000000',
  },
}

SCSS

$custom: #b4307a;
$custom-light: #cf74a0;
$custom-dark: #000000;

JSON

{
  "hex": "#b4307a",
  "rgb": {
    "r": 180,
    "g": 48,
    "b": 122
  },
  "hsl": {
    "h": 326.364,
    "s": 57.895,
    "l": 44.706
  },
  "oklch": {
    "l": 0.53347,
    "c": 0.18152,
    "h": 350.7
  },
  "luminance": 0.13222
}

Semantic roles & 50–950 ramp

primary

#B4307A

secondary

#79C69B

accent

#E18B47

background

#FDF7F9

surface

#FAEDF2

border

#D3C8CC

text

#14090E

muted

#837B7E

Preview Lab

Preview with #B4307A

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

Preview Lab → · Contrast checker → · Palette generator →