#FF6878

CSS

:root {
  --kisses-and-hugs: #ff6878;
  --kisses-and-hugs-rgb: 255 104 120;
  --kisses-and-hugs-oklch: oklch(0.71 0.184 16.7);
}

.element {
  color: var(--kisses-and-hugs);
  background-color: hsl(354 100% 70%);
  border-color: oklch(0.71 0.184 16.7);
}

Tailwind CSS v4

@theme {
  --color-kisses-and-hugs: #ff6878;
  --color-kisses-and-hugs-50: #ffe1e1;
  --color-kisses-and-hugs-100: #ffd0d0;
  --color-kisses-and-hugs-200: #ffb4b5;
  --color-kisses-and-hugs-300: #ff8e92;
  --color-kisses-and-hugs-400: #f76977;
  --color-kisses-and-hugs-500: #e63f59;
  --color-kisses-and-hugs-600: #c2374c;
  --color-kisses-and-hugs-700: #9c2c3c;
  --color-kisses-and-hugs-800: #741e2e;
  --color-kisses-and-hugs-900: #52141f;
  --color-kisses-and-hugs-950: #37040f;
}

SCSS

$kisses-and-hugs: #ff6878;
$kisses-and-hugs-rgb: 255, 104, 120;
$kisses-and-hugs-light: mix(#fff, $kisses-and-hugs, 20%);
$kisses-and-hugs-dark: mix(#000, $kisses-and-hugs, 20%);

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