#E475B4

CSS

:root {
  --pop-that-gum: #e475b4;
  --pop-that-gum-rgb: 228 117 180;
  --pop-that-gum-oklch: oklch(0.708 0.155 346.6);
}

.element {
  color: var(--pop-that-gum);
  background-color: hsl(326 67% 68%);
  border-color: oklch(0.708 0.155 346.6);
}

Tailwind CSS v4

@theme {
  --color-pop-that-gum: #e475b4;
  --color-pop-that-gum-50: #ffe4fc;
  --color-pop-that-gum-100: #ffd3f0;
  --color-pop-that-gum-200: #ffb9df;
  --color-pop-that-gum-300: #f296c4;
  --color-pop-that-gum-400: #de75b1;
  --color-pop-that-gum-500: #cb539a;
  --color-pop-that-gum-600: #ac4883;
  --color-pop-that-gum-700: #8a3969;
  --color-pop-that-gum-800: #66294f;
  --color-pop-that-gum-900: #481b37;
  --color-pop-that-gum-950: #2e0b22;
}

SCSS

$pop-that-gum: #e475b4;
$pop-that-gum-rgb: 228, 117, 180;
$pop-that-gum-light: mix(#fff, $pop-that-gum, 20%);
$pop-that-gum-dark: mix(#000, $pop-that-gum, 20%);

.element {
  color: $pop-that-gum;
  box-shadow: 0 0 0 2px rgba($pop-that-gum, 0.35);
}