#E378A3

CSS

:root {
  --pinking-fast-and-slow: #e378a3;
  --pinking-fast-and-slow-rgb: 227 120 163;
  --pinking-fast-and-slow-oklch: oklch(0.705 0.14 355.9);
}

.element {
  color: var(--pinking-fast-and-slow);
  background-color: hsl(336 66% 68%);
  border-color: oklch(0.705 0.14 355.9);
}

Tailwind CSS v4

@theme {
  --color-pinking-fast-and-slow: #e378a3;
  --color-pinking-fast-and-slow-50: #ffe5f5;
  --color-pinking-fast-and-slow-100: #ffd5e8;
  --color-pinking-fast-and-slow-200: #ffbcd4;
  --color-pinking-fast-and-slow-300: #f299b7;
  --color-pinking-fast-and-slow-400: #de79a1;
  --color-pinking-fast-and-slow-500: #cb5889;
  --color-pinking-fast-and-slow-600: #ac4c74;
  --color-pinking-fast-and-slow-700: #8a3c5d;
  --color-pinking-fast-and-slow-800: #662b46;
  --color-pinking-fast-and-slow-900: #481d30;
  --color-pinking-fast-and-slow-950: #2f0c1d;
}

SCSS

$pinking-fast-and-slow: #e378a3;
$pinking-fast-and-slow-rgb: 227, 120, 163;
$pinking-fast-and-slow-light: mix(#fff, $pinking-fast-and-slow, 20%);
$pinking-fast-and-slow-dark: mix(#000, $pinking-fast-and-slow, 20%);

.element {
  color: $pinking-fast-and-slow;
  box-shadow: 0 0 0 2px rgba($pinking-fast-and-slow, 0.35);
}