#6CC0F7

CSS

:root {
  --blue-mana: #6cc0f7;
  --blue-mana-rgb: 108 192 247;
  --blue-mana-oklch: oklch(0.776 0.114 239.2);
}

.element {
  color: var(--blue-mana);
  background-color: hsl(204 90% 70%);
  border-color: oklch(0.776 0.114 239.2);
}

Tailwind CSS v4

@theme {
  --color-blue-mana: #6cc0f7;
  --color-blue-mana-50: #d9faff;
  --color-blue-mana-100: #c7eeff;
  --color-blue-mana-200: #a9dbff;
  --color-blue-mana-300: #81bfed;
  --color-blue-mana-400: #58a7da;
  --color-blue-mana-500: #298fc9;
  --color-blue-mana-600: #2679aa;
  --color-blue-mana-700: #1e6188;
  --color-blue-mana-800: #114765;
  --color-blue-mana-900: #0b3247;
  --color-blue-mana-950: #001d2e;
}

SCSS

$blue-mana: #6cc0f7;
$blue-mana-rgb: 108, 192, 247;
$blue-mana-light: mix(#fff, $blue-mana, 20%);
$blue-mana-dark: mix(#000, $blue-mana, 20%);

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