Dusky Alpine Blue

CSS

:root {
  --dusky-alpine-blue: #296767;
  --dusky-alpine-blue-rgb: 41 103 103;
  --dusky-alpine-blue-oklch: oklch(0.474 0.063 195.2);
}

.element {
  color: var(--dusky-alpine-blue);
  background-color: hsl(180 43% 28%);
  border-color: oklch(0.474 0.063 195.2);
}

Tailwind CSS v4

@theme {
  --color-dusky-alpine-blue: #296767;
  --color-dusky-alpine-blue-50: #e1fbfb;
  --color-dusky-alpine-blue-100: #d1efef;
  --color-dusky-alpine-blue-200: #b6ddde;
  --color-dusky-alpine-blue-300: #92c2c3;
  --color-dusky-alpine-blue-400: #71aaaa;
  --color-dusky-alpine-blue-500: #4f9393;
  --color-dusky-alpine-blue-600: #447d7c;
  --color-dusky-alpine-blue-700: #366464;
  --color-dusky-alpine-blue-800: #264948;
  --color-dusky-alpine-blue-900: #193332;
  --color-dusky-alpine-blue-950: #0a1f1e;
}

SCSS

$dusky-alpine-blue: #296767;
$dusky-alpine-blue-rgb: 41, 103, 103;
$dusky-alpine-blue-light: mix(#fff, $dusky-alpine-blue, 20%);
$dusky-alpine-blue-dark: mix(#000, $dusky-alpine-blue, 20%);

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