#FFF1FB

CSS

:root {
  --partial-pink: #fff1fb;
  --partial-pink-rgb: 255 241 251;
  --partial-pink-oklch: oklch(0.972 0.02 335.7);
}

.element {
  color: var(--partial-pink);
  background-color: hsl(317 100% 97%);
  border-color: oklch(0.972 0.02 335.7);
}

Tailwind CSS v4

@theme {
  --color-partial-pink: #fff1fb;
  --color-partial-pink-50: #f9f3f7;
  --color-partial-pink-100: #ede5ea;
  --color-partial-pink-200: #dad1d7;
  --color-partial-pink-300: #bfb4bb;
  --color-partial-pink-400: #a69aa3;
  --color-partial-pink-500: #8f818b;
  --color-partial-pink-600: #796e76;
  --color-partial-pink-700: #61585e;
  --color-partial-pink-800: #474045;
  --color-partial-pink-900: #312c30;
  --color-partial-pink-950: #1d191c;
}

SCSS

$partial-pink: #fff1fb;
$partial-pink-rgb: 255, 241, 251;
$partial-pink-light: mix(#fff, $partial-pink, 20%);
$partial-pink-dark: mix(#000, $partial-pink, 20%);

.element {
  color: $partial-pink;
  box-shadow: 0 0 0 2px rgba($partial-pink, 0.35);
}