#FE668B

CSS

:root {
  --blush-hour: #fe668b;
  --blush-hour-rgb: 254 102 139;
  --blush-hour-oklch: oklch(0.711 0.187 8.2);
}

.element {
  color: var(--blush-hour);
  background-color: hsl(345 99% 70%);
  border-color: oklch(0.711 0.187 8.2);
}

Tailwind CSS v4

@theme {
  --color-blush-hour: #fe668b;
  --color-blush-hour-50: #ffe0e9;
  --color-blush-hour-100: #ffced9;
  --color-blush-hour-200: #ffb2c2;
  --color-blush-hour-300: #ff8ca1;
  --color-blush-hour-400: #f66789;
  --color-blush-hour-500: #e43c6e;
  --color-blush-hour-600: #c1355d;
  --color-blush-hour-700: #9b2a4a;
  --color-blush-hour-800: #731d38;
  --color-blush-hour-900: #521326;
  --color-blush-hour-950: #360415;
}

SCSS

$blush-hour: #fe668b;
$blush-hour-rgb: 254, 102, 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);
}