Retiring Blue

CSS

:root {
  --retiring-blue: #d5eae8;
  --retiring-blue-rgb: 213 234 232;
  --retiring-blue-oklch: oklch(0.921 0.022 189.9);
}

.element {
  color: var(--retiring-blue);
  background-color: hsl(174 33% 88%);
  border-color: oklch(0.921 0.022 189.9);
}

Tailwind CSS v4

@theme {
  --color-retiring-blue: #d5eae8;
  --color-retiring-blue-50: #eef7f7;
  --color-retiring-blue-100: #e0eaea;
  --color-retiring-blue-200: #cad7d6;
  --color-retiring-blue-300: #abbbba;
  --color-retiring-blue-400: #90a3a1;
  --color-retiring-blue-500: #768b89;
  --color-retiring-blue-600: #647674;
  --color-retiring-blue-700: #505e5d;
  --color-retiring-blue-800: #3a4544;
  --color-retiring-blue-900: #28302f;
  --color-retiring-blue-950: #161c1b;
}

SCSS

$retiring-blue: #d5eae8;
$retiring-blue-rgb: 213, 234, 232;
$retiring-blue-light: mix(#fff, $retiring-blue, 20%);
$retiring-blue-dark: mix(#000, $retiring-blue, 20%);

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