#8097E7

CSS

:root {
  --wisteria-blue: #8097e7;
  --wisteria-blue-rgb: 128 151 231;
  --wisteria-blue-oklch: oklch(0.692 0.121 270.8);
}

.element {
  color: var(--wisteria-blue);
  background-color: hsl(227 68% 70%);
  border-color: oklch(0.692 0.121 270.8);
}

Tailwind CSS v4

@theme {
  --color-wisteria-blue: #8097e7;
  --color-wisteria-blue-50: #e9f4ff;
  --color-wisteria-blue-100: #dae6ff;
  --color-wisteria-blue-200: #c3d2ff;
  --color-wisteria-blue-300: #a2b4f6;
  --color-wisteria-blue-400: #849ae6;
  --color-wisteria-blue-500: #6980d6;
  --color-wisteria-blue-600: #596cb4;
  --color-wisteria-blue-700: #475791;
  --color-wisteria-blue-800: #31406c;
  --color-wisteria-blue-900: #212c4c;
  --color-wisteria-blue-950: #111932;
}

SCSS

$wisteria-blue: #8097e7;
$wisteria-blue-rgb: 128, 151, 231;
$wisteria-blue-light: mix(#fff, $wisteria-blue, 20%);
$wisteria-blue-dark: mix(#000, $wisteria-blue, 20%);

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