#008AB7

CSS

:root {
  --mermaid-dreams: #008ab7;
  --mermaid-dreams-rgb: 0 138 183;
  --mermaid-dreams-oklch: oklch(0.593 0.119 230.2);
}

.element {
  color: var(--mermaid-dreams);
  background-color: hsl(195 100% 36%);
  border-color: oklch(0.593 0.119 230.2);
}

Tailwind CSS v4

@theme {
  --color-mermaid-dreams: #008ab7;
  --color-mermaid-dreams-50: #d4fcff;
  --color-mermaid-dreams-100: #c1f0ff;
  --color-mermaid-dreams-200: #a1deff;
  --color-mermaid-dreams-300: #75c2ea;
  --color-mermaid-dreams-400: #46abd7;
  --color-mermaid-dreams-500: #0093c5;
  --color-mermaid-dreams-600: #007ca6;
  --color-mermaid-dreams-700: #006486;
  --color-mermaid-dreams-800: #004a62;
  --color-mermaid-dreams-900: #003345;
  --color-mermaid-dreams-950: #001e2d;
}

SCSS

$mermaid-dreams: #008ab7;
$mermaid-dreams-rgb: 0, 138, 183;
$mermaid-dreams-light: mix(#fff, $mermaid-dreams, 20%);
$mermaid-dreams-dark: mix(#000, $mermaid-dreams, 20%);

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