Fish Net Blue

CSS

:root {
  --fish-net-blue: #1e446e;
  --fish-net-blue-rgb: 30 68 110;
  --fish-net-blue-oklch: oklch(0.381 0.084 252.9);
}

.element {
  color: var(--fish-net-blue);
  background-color: hsl(212 57% 27%);
  border-color: oklch(0.381 0.084 252.9);
}

Tailwind CSS v4

@theme {
  --color-fish-net-blue: #1e446e;
  --color-fish-net-blue-50: #e5f7ff;
  --color-fish-net-blue-100: #d6eaff;
  --color-fish-net-blue-200: #bdd7f8;
  --color-fish-net-blue-300: #9bbae2;
  --color-fish-net-blue-400: #7ba2cf;
  --color-fish-net-blue-500: #5d89bd;
  --color-fish-net-blue-600: #4f749f;
  --color-fish-net-blue-700: #3f5d80;
  --color-fish-net-blue-800: #2c445f;
  --color-fish-net-blue-900: #1d2f42;
  --color-fish-net-blue-950: #0d1c2b;
}

SCSS

$fish-net-blue: #1e446e;
$fish-net-blue-rgb: 30, 68, 110;
$fish-net-blue-light: mix(#fff, $fish-net-blue, 20%);
$fish-net-blue-dark: mix(#000, $fish-net-blue, 20%);

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