Mermaid Song

CSS

:root {
  --mermaid-song: #25ae8e;
  --mermaid-song-rgb: 37 174 142;
  --mermaid-song-oklch: oklch(0.673 0.122 172.3);
}

.element {
  color: var(--mermaid-song);
  background-color: hsl(166 65% 41%);
  border-color: oklch(0.673 0.122 172.3);
}

Tailwind CSS v4

@theme {
  --color-mermaid-song: #25ae8e;
  --color-mermaid-song-50: #d2fff3;
  --color-mermaid-song-100: #bef6e5;
  --color-mermaid-song-200: #9ce6d1;
  --color-mermaid-song-300: #6eccb3;
  --color-mermaid-song-400: #3db697;
  --color-mermaid-song-500: #009f7d;
  --color-mermaid-song-600: #00876a;
  --color-mermaid-song-700: #006c55;
  --color-mermaid-song-800: #004f3c;
  --color-mermaid-song-900: #003729;
  --color-mermaid-song-950: #002217;
}

SCSS

$mermaid-song: #25ae8e;
$mermaid-song-rgb: 37, 174, 142;
$mermaid-song-light: mix(#fff, $mermaid-song, 20%);
$mermaid-song-dark: mix(#000, $mermaid-song, 20%);

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