Pure Light Blue

CSS

:root {
  --pure-light-blue: #036c91;
  --pure-light-blue-rgb: 3 108 145;
  --pure-light-blue-oklch: oklch(0.498 0.1 231.1);
}

.element {
  color: var(--pure-light-blue);
  background-color: hsl(196 96% 29%);
  border-color: oklch(0.498 0.1 231.1);
}

Tailwind CSS v4

@theme {
  --color-pure-light-blue: #036c91;
  --color-pure-light-blue-50: #dafbff;
  --color-pure-light-blue-100: #c8eeff;
  --color-pure-light-blue-200: #aadcf8;
  --color-pure-light-blue-300: #83c1e2;
  --color-pure-light-blue-400: #5ba9cf;
  --color-pure-light-blue-500: #2d91bc;
  --color-pure-light-blue-600: #297b9f;
  --color-pure-light-blue-700: #21627f;
  --color-pure-light-blue-800: #13495e;
  --color-pure-light-blue-900: #0d3242;
  --color-pure-light-blue-950: #011e2a;
}

SCSS

$pure-light-blue: #036c91;
$pure-light-blue-rgb: 3, 108, 145;
$pure-light-blue-light: mix(#fff, $pure-light-blue, 20%);
$pure-light-blue-dark: mix(#000, $pure-light-blue, 20%);

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