#6E5BC8

CSS

:root {
  --simply-purple: #6e5bc8;
  --simply-purple-rgb: 110 91 200;
  --simply-purple-oklch: oklch(0.545 0.163 287.8);
}

.element {
  color: var(--simply-purple);
  background-color: hsl(250 50% 57%);
  border-color: oklch(0.545 0.163 287.8);
}

Tailwind CSS v4

@theme {
  --color-simply-purple: #6e5bc8;
  --color-simply-purple-50: #f3eeff;
  --color-simply-purple-100: #e6dfff;
  --color-simply-purple-200: #d2c9ff;
  --color-simply-purple-300: #b6a8ff;
  --color-simply-purple-400: #9b8cf8;
  --color-simply-purple-500: #836fea;
  --color-simply-purple-600: #6f5ec5;
  --color-simply-purple-700: #594b9f;
  --color-simply-purple-800: #3f3777;
  --color-simply-purple-900: #2b2654;
  --color-simply-purple-950: #191439;
}

SCSS

$simply-purple: #6e5bc8;
$simply-purple-rgb: 110, 91, 200;
$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);
}