#0087B2

CSS

:root {
  --mermaid-dreams: #0087b2;
  --mermaid-dreams-rgb: 0 135 178;
  --mermaid-dreams-oklch: oklch(0.583 0.116 229.6);
}

.element {
  color: var(--mermaid-dreams);
  background-color: hsl(194 100% 35%);
  border-color: oklch(0.583 0.116 229.6);
}

Tailwind CSS v4

@theme {
  --color-mermaid-dreams: #0087b2;
  --color-mermaid-dreams-50: #d5fcff;
  --color-mermaid-dreams-100: #c2f0ff;
  --color-mermaid-dreams-200: #a2defd;
  --color-mermaid-dreams-300: #77c2e8;
  --color-mermaid-dreams-400: #48abd5;
  --color-mermaid-dreams-500: #0093c3;
  --color-mermaid-dreams-600: #007ca5;
  --color-mermaid-dreams-700: #026484;
  --color-mermaid-dreams-800: #004a61;
  --color-mermaid-dreams-900: #013344;
  --color-mermaid-dreams-950: #001f2c;
}

SCSS

$mermaid-dreams: #0087b2;
$mermaid-dreams-rgb: 0, 135, 178;
$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);
}