#FEF1FC

CSS

:root {
  --partial-pink: #fef1fc;
  --partial-pink-rgb: 254 241 252;
  --partial-pink-oklch: oklch(0.971 0.02 330.6);
}

.element {
  color: var(--partial-pink);
  background-color: hsl(309 87% 97%);
  border-color: oklch(0.971 0.02 330.6);
}

Tailwind CSS v4

@theme {
  --color-partial-pink: #fef1fc;
  --color-partial-pink-50: #f9f3f8;
  --color-partial-pink-100: #ece5eb;
  --color-partial-pink-200: #dad1d8;
  --color-partial-pink-300: #beb4bc;
  --color-partial-pink-400: #a69aa4;
  --color-partial-pink-500: #8e828c;
  --color-partial-pink-600: #786e77;
  --color-partial-pink-700: #60585f;
  --color-partial-pink-800: #464046;
  --color-partial-pink-900: #312c30;
  --color-partial-pink-950: #1d191d;
}

SCSS

$partial-pink: #fef1fc;
$partial-pink-rgb: 254, 241, 252;
$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);
}