#705FB7

CSS

:root {
  --simply-purple: #705fb7;
  --simply-purple-rgb: 112 95 183;
  --simply-purple-oklch: oklch(0.543 0.134 290.1);
}

.element {
  color: var(--simply-purple);
  background-color: hsl(252 38% 55%);
  border-color: oklch(0.543 0.134 290.1);
}

Tailwind CSS v4

@theme {
  --color-simply-purple: #705fb7;
  --color-simply-purple-50: #f5efff;
  --color-simply-purple-100: #e8e1ff;
  --color-simply-purple-200: #d5caff;
  --color-simply-purple-300: #b9abf6;
  --color-simply-purple-400: #9e90e8;
  --color-simply-purple-500: #8674d7;
  --color-simply-purple-600: #7262b6;
  --color-simply-purple-700: #5b4e92;
  --color-simply-purple-800: #41396d;
  --color-simply-purple-900: #2d274d;
  --color-simply-purple-950: #1a1533;
}

SCSS

$simply-purple: #705fb7;
$simply-purple-rgb: 112, 95, 183;
$simply-purple-light: mix(#fff, $simply-purple, 20%);
$simply-purple-dark: mix(#000, $simply-purple, 20%);

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