#6EBBEB

CSS

:root {
  --blue-mana: #6ebbeb;
  --blue-mana-rgb: 110 187 235;
  --blue-mana-oklch: oklch(0.761 0.103 237.6);
}

.element {
  color: var(--blue-mana);
  background-color: hsl(203 76% 68%);
  border-color: oklch(0.761 0.103 237.6);
}

Tailwind CSS v4

@theme {
  --color-blue-mana: #6ebbeb;
  --color-blue-mana-50: #dbfaff;
  --color-blue-mana-100: #caedff;
  --color-blue-mana-200: #acdbfc;
  --color-blue-mana-300: #86bfe7;
  --color-blue-mana-400: #5fa7d4;
  --color-blue-mana-500: #358fc2;
  --color-blue-mana-600: #2f79a4;
  --color-blue-mana-700: #256183;
  --color-blue-mana-800: #174861;
  --color-blue-mana-900: #0f3244;
  --color-blue-mana-950: #021d2c;
}

SCSS

$blue-mana: #6ebbeb;
$blue-mana-rgb: 110, 187, 235;
$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);
}