#F37591

CSS

:root {
  --blush-hour: #f37591;
  --blush-hour-rgb: 243 117 145;
  --blush-hour-oklch: oklch(0.717 0.156 7.9);
}

.element {
  color: var(--blush-hour);
  background-color: hsl(347 84% 71%);
  border-color: oklch(0.717 0.156 7.9);
}

Tailwind CSS v4

@theme {
  --color-blush-hour: #f37591;
  --color-blush-hour-50: #ffe3eb;
  --color-blush-hour-100: #ffd3dc;
  --color-blush-hour-200: #ffb8c5;
  --color-blush-hour-300: #fc94a5;
  --color-blush-hour-400: #ea738d;
  --color-blush-hour-500: #d74f72;
  --color-blush-hour-600: #b64461;
  --color-blush-hour-700: #92364d;
  --color-blush-hour-800: #6d263a;
  --color-blush-hour-900: #4d1a28;
  --color-blush-hour-950: #320916;
}

SCSS

$blush-hour: #f37591;
$blush-hour-rgb: 243, 117, 145;
$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);
}