#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
RGBrgb(180, 48, 122)
HSLhsl(326, 58%, 45%)
HSVhsv(326, 73%, 71%)
CMYKcmyk(0%, 73.3%, 32.2%, 29.4%)
CIE-LABlab(43.10, 58.60, -11.28)
CIE-LCHlch(43.10, 59.68, 349.11°)
OKLaboklab(53.35% 0.1791 -0.0293)
OKLCHoklch(53.35% 0.182 350.7)
XYZxyz(23.3935, 13.2250, 19.7293)
Luminance0.1322 (WCAG relative)
Temperaturewarm
Familypink

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
##B4307A1.005.763.645.76
#FFFFFF5.761.0021.001.00
#0000003.6421.001.0021.00
##FFFFFF5.761.0021.001.00

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 →

#B4307A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva