#B1307A#B1307A

#B1307A is a mid, vivid pink. Relative luminance 0.129; OKLCH L 52.9% C 0.179 H 349.8°. Best body text is #FFFFFF at 5.88:1 contrast (WCAG AA passes).

Color values

HEX#B1307A
RGBrgb(177, 48, 122)
HSLhsl(326, 57%, 44%)
HSVhsv(326, 73%, 69%)
CMYKcmyk(0%, 72.9%, 31.1%, 30.6%)
CIE-LABlab(42.56, 57.79, -12.14)
CIE-LCHlch(42.56, 59.06, 348.14°)
OKLaboklab(52.86% 0.1764 -0.0317)
OKLCHoklch(52.86% 0.179 349.8)
XYZxyz(22.7025, 12.8687, 19.6969)
Luminance0.1287 (WCAG relative)
Temperaturewarm
Familypink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B1307A #30B167
analogous
#A830B1 #B1307A #B1303A
triadic
#B1307A #7AB130 #307AB1
tetradic
#B1307A #B1A830 #30B167 #303AB1
square
#B1307A #B1A830 #30B167 #303AB1
split-complementary
#B1307A #3AB130 #30B1A8
monochromatic
#511638 #812359 #B1307A #CF4F99 #DC7FB5

Accessibility & contrast

On white

5.88
#B1307A on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.57
#B1307A on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B1307A
5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B1307A#FFFFFF#000000##FFFFFF
##B1307A1.005.883.575.88
#FFFFFF5.881.0021.001.00
#0000003.5721.001.0021.00
##FFFFFF5.881.0021.001.00

Color blindness preview

Protanopia (red-blind)
#44567C
Deuteranopia (green-blind)
#696D77
Tritanopia (blue-blind)
#BE2951
Achromatopsia (no color)
#646464

Design tokens & code

CSS
--color: #b1307a;
/* rgb */ color: rgb(177, 48, 122);
/* oklch */ color: oklch(52.9% 0.179 349.8);
Tailwind
colors: {
  custom: {
    50: '#cd74a0',
    500: '#b1307a',
    950: '#000000',
  },
}
SCSS
$custom: #b1307a;
$custom-light: #cd74a0;
$custom-dark: #000000;
JSON
{
  "hex": "#b1307a",
  "rgb": {
    "r": 177,
    "g": 48,
    "b": 122
  },
  "hsl": {
    "h": 325.581,
    "s": 57.333,
    "l": 44.118
  },
  "oklch": {
    "l": 0.52856,
    "c": 0.17924,
    "h": 349.8
  },
  "luminance": 0.12866
}

Semantic roles & 50–950 ramp

primary
#B1307A
secondary
#78C599
accent
#E18947
background
#FDF7F9
surface
#FAEDF2
border
#D3C8CC
text
#14090E
muted
#837B7E

Preview Lab

Preview with #B1307A

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

Preview Lab → · Contrast checker → · Palette generator →

#B1307A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva