#874FCB

CSS

:root {
  --purple-rain: #874fcb;
  --purple-rain-rgb: 135 79 203;
  --purple-rain-oklch: oklch(0.553 0.186 301.4);
}

.element {
  color: var(--purple-rain);
  background-color: hsl(267 54% 55%);
  border-color: oklch(0.553 0.186 301.4);
}

Tailwind CSS v4

@theme {
  --color-purple-rain: #874fcb;
  --color-purple-rain-50: #ffe9ff;
  --color-purple-rain-100: #f4d9ff;
  --color-purple-rain-200: #e5c1ff;
  --color-purple-rain-300: #cb9eff;
  --color-purple-rain-400: #b380f9;
  --color-purple-rain-500: #9e5feb;
  --color-purple-rain-600: #8551c6;
  --color-purple-rain-700: #6b419f;
  --color-purple-rain-800: #4d2f78;
  --color-purple-rain-900: #352055;
  --color-purple-rain-950: #210f39;
}

SCSS

$purple-rain: #874fcb;
$purple-rain-rgb: 135, 79, 203;
$purple-rain-light: mix(#fff, $purple-rain, 20%);
$purple-rain-dark: mix(#000, $purple-rain, 20%);

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