#7497F5

CSS

:root {
  --wisteria-blue: #7497f5;
  --wisteria-blue-rgb: 116 151 245;
  --wisteria-blue-oklch: oklch(0.692 0.144 267.2);
}

.element {
  color: var(--wisteria-blue);
  background-color: hsl(224 87% 71%);
  border-color: oklch(0.692 0.144 267.2);
}

Tailwind CSS v4

@theme {
  --color-wisteria-blue: #7497f5;
  --color-wisteria-blue-50: #e4f4ff;
  --color-wisteria-blue-100: #d4e7ff;
  --color-wisteria-blue-200: #bbd2ff;
  --color-wisteria-blue-300: #99b4ff;
  --color-wisteria-blue-400: #789af3;
  --color-wisteria-blue-500: #5b7fe5;
  --color-wisteria-blue-600: #4e6cc1;
  --color-wisteria-blue-700: #3e569b;
  --color-wisteria-blue-800: #2a3f74;
  --color-wisteria-blue-900: #1c2c52;
  --color-wisteria-blue-950: #0c1937;
}

SCSS

$wisteria-blue: #7497f5;
$wisteria-blue-rgb: 116, 151, 245;
$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);
}