Mellifluous Blue

CSS

:root {
  --mellifluous-blue: #c9e1e0;
  --mellifluous-blue-rgb: 201 225 224;
  --mellifluous-blue-oklch: oklch(0.892 0.026 193.7);
}

.element {
  color: var(--mellifluous-blue);
  background-color: hsl(178 29% 84%);
  border-color: oklch(0.892 0.026 193.7);
}

Tailwind CSS v4

@theme {
  --color-mellifluous-blue: #c9e1e0;
  --color-mellifluous-blue-50: #edf8f7;
  --color-mellifluous-blue-100: #dfebea;
  --color-mellifluous-blue-200: #c8d8d8;
  --color-mellifluous-blue-300: #a9bcbb;
  --color-mellifluous-blue-400: #8ea3a3;
  --color-mellifluous-blue-500: #738c8b;
  --color-mellifluous-blue-600: #627676;
  --color-mellifluous-blue-700: #4e5f5e;
  --color-mellifluous-blue-800: #394544;
  --color-mellifluous-blue-900: #27302f;
  --color-mellifluous-blue-950: #151c1c;
}

SCSS

$mellifluous-blue: #c9e1e0;
$mellifluous-blue-rgb: 201, 225, 224;
$mellifluous-blue-light: mix(#fff, $mellifluous-blue, 20%);
$mellifluous-blue-dark: mix(#000, $mellifluous-blue, 20%);

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