#7C95FA

CSS

:root {
  --wisteria-blue: #7c95fa;
  --wisteria-blue-rgb: 124 149 250;
  --wisteria-blue-oklch: oklch(0.695 0.151 271.5);
}

.element {
  color: var(--wisteria-blue);
  background-color: hsl(228 93% 73%);
  border-color: oklch(0.695 0.151 271.5);
}

Tailwind CSS v4

@theme {
  --color-wisteria-blue: #7c95fa;
  --color-wisteria-blue-50: #e7f3ff;
  --color-wisteria-blue-100: #d7e5ff;
  --color-wisteria-blue-200: #bfd0ff;
  --color-wisteria-blue-300: #9fb2ff;
  --color-wisteria-blue-400: #7f97f7;
  --color-wisteria-blue-500: #647ce9;
  --color-wisteria-blue-600: #5569c4;
  --color-wisteria-blue-700: #43549e;
  --color-wisteria-blue-800: #2e3e76;
  --color-wisteria-blue-900: #1f2a53;
  --color-wisteria-blue-950: #0f1738;
}

SCSS

$wisteria-blue: #7c95fa;
$wisteria-blue-rgb: 124, 149, 250;
$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);
}