#7B5BB6

CSS

:root {
  --simply-purple: #7b5bb6;
  --simply-purple-rgb: 123 91 182;
  --simply-purple-oklch: oklch(0.546 0.139 297.8);
}

.element {
  color: var(--simply-purple);
  background-color: hsl(261 38% 54%);
  border-color: oklch(0.546 0.139 297.8);
}

Tailwind CSS v4

@theme {
  --color-simply-purple: #7b5bb6;
  --color-simply-purple-50: #fbedff;
  --color-simply-purple-100: #eedeff;
  --color-simply-purple-200: #ddc7ff;
  --color-simply-purple-300: #c2a7f4;
  --color-simply-purple-400: #a98be6;
  --color-simply-purple-500: #926ed5;
  --color-simply-purple-600: #7c5eb4;
  --color-simply-purple-700: #634b91;
  --color-simply-purple-800: #47376d;
  --color-simply-purple-900: #31254c;
  --color-simply-purple-950: #1d1333;
}

SCSS

$simply-purple: #7b5bb6;
$simply-purple-rgb: 123, 91, 182;
$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);
}