#F17289

CSS

:root {
  --blush-hour: #f17289;
  --blush-hour-rgb: 241 114 137;
  --blush-hour-oklch: oklch(0.708 0.157 10.7);
}

.element {
  color: var(--blush-hour);
  background-color: hsl(349 82% 70%);
  border-color: oklch(0.708 0.157 10.7);
}

Tailwind CSS v4

@theme {
  --color-blush-hour: #f17289;
  --color-blush-hour-50: #ffe3e9;
  --color-blush-hour-100: #ffd3d9;
  --color-blush-hour-200: #ffb9c2;
  --color-blush-hour-300: #fd94a1;
  --color-blush-hour-400: #eb7388;
  --color-blush-hour-500: #d94f6d;
  --color-blush-hour-600: #b7445c;
  --color-blush-hour-700: #93364a;
  --color-blush-hour-800: #6d2637;
  --color-blush-hour-900: #4d1a26;
  --color-blush-hour-950: #330914;
}

SCSS

$blush-hour: #f17289;
$blush-hour-rgb: 241, 114, 137;
$blush-hour-light: mix(#fff, $blush-hour, 20%);
$blush-hour-dark: mix(#000, $blush-hour, 20%);

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