Blue Dart Frog

CSS

:root {
  --blue-dart-frog: #3a7a9b;
  --blue-dart-frog-rgb: 58 122 155;
  --blue-dart-frog-oklch: oklch(0.552 0.083 233.6);
}

.element {
  color: var(--blue-dart-frog);
  background-color: hsl(200 46% 42%);
  border-color: oklch(0.552 0.083 233.6);
}

Tailwind CSS v4

@theme {
  --color-blue-dart-frog: #3a7a9b;
  --color-blue-dart-frog-50: #dffaff;
  --color-blue-dart-frog-100: #ceedff;
  --color-blue-dart-frog-200: #b3dbf3;
  --color-blue-dart-frog-300: #8ebfdc;
  --color-blue-dart-frog-400: #6ba7c8;
  --color-blue-dart-frog-500: #478fb5;
  --color-blue-dart-frog-600: #3d7999;
  --color-blue-dart-frog-700: #31617a;
  --color-blue-dart-frog-800: #21475a;
  --color-blue-dart-frog-900: #16313f;
  --color-blue-dart-frog-950: #071d28;
}

SCSS

$blue-dart-frog: #3a7a9b;
$blue-dart-frog-rgb: 58, 122, 155;
$blue-dart-frog-light: mix(#fff, $blue-dart-frog, 20%);
$blue-dart-frog-dark: mix(#000, $blue-dart-frog, 20%);

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