#FA6A8B

CSS

:root {
  --blush-hour: #fa6a8b;
  --blush-hour-rgb: 250 106 139;
  --blush-hour-oklch: oklch(0.71 0.178 8.6);
}

.element {
  color: var(--blush-hour);
  background-color: hsl(346 94% 70%);
  border-color: oklch(0.71 0.178 8.6);
}

Tailwind CSS v4

@theme {
  --color-blush-hour: #fa6a8b;
  --color-blush-hour-50: #ffe1e9;
  --color-blush-hour-100: #ffd0da;
  --color-blush-hour-200: #ffb4c2;
  --color-blush-hour-300: #ff8fa2;
  --color-blush-hour-400: #f36b89;
  --color-blush-hour-500: #e1436e;
  --color-blush-hour-600: #be3a5d;
  --color-blush-hour-700: #992e4a;
  --color-blush-hour-800: #722038;
  --color-blush-hour-900: #501526;
  --color-blush-hour-950: #350615;
}

SCSS

$blush-hour: #fa6a8b;
$blush-hour-rgb: 250, 106, 139;
$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);
}