#44A2E2

CSS

:root {
  --high-blue: #44a2e2;
  --high-blue-rgb: 68 162 226;
  --high-blue-oklch: oklch(0.684 0.129 242);
}

.element {
  color: var(--high-blue);
  background-color: hsl(204 73% 58%);
  border-color: oklch(0.684 0.129 242);
}

Tailwind CSS v4

@theme {
  --color-high-blue: #44a2e2;
  --color-high-blue-50: #d7faff;
  --color-high-blue-100: #c4eeff;
  --color-high-blue-200: #a5dbff;
  --color-high-blue-300: #7cbff5;
  --color-high-blue-400: #50a7e4;
  --color-high-blue-500: #148ed3;
  --color-high-blue-600: #1778b2;
  --color-high-blue-700: #13608f;
  --color-high-blue-800: #06476a;
  --color-high-blue-900: #05314b;
  --color-high-blue-950: #001d31;
}

SCSS

$high-blue: #44a2e2;
$high-blue-rgb: 68, 162, 226;
$high-blue-light: mix(#fff, $high-blue, 20%);
$high-blue-dark: mix(#000, $high-blue, 20%);

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