Sweet Blue

CSS

:root {
  --sweet-blue: #aebed2;
  --sweet-blue-rgb: 174 190 210;
  --sweet-blue-oklch: oklch(0.796 0.033 254);
}

.element {
  color: var(--sweet-blue);
  background-color: hsl(213 29% 75%);
  border-color: oklch(0.796 0.033 254);
}

Tailwind CSS v4

@theme {
  --color-sweet-blue: #aebed2;
  --color-sweet-blue-50: #eff6ff;
  --color-sweet-blue-100: #e1e9f3;
  --color-sweet-blue-200: #cbd5e3;
  --color-sweet-blue-300: #adb9c9;
  --color-sweet-blue-400: #91a0b2;
  --color-sweet-blue-500: #77889c;
  --color-sweet-blue-600: #657384;
  --color-sweet-blue-700: #515c6a;
  --color-sweet-blue-800: #3a434e;
  --color-sweet-blue-900: #282f36;
  --color-sweet-blue-950: #161b21;
}

SCSS

$sweet-blue: #aebed2;
$sweet-blue-rgb: 174, 190, 210;
$sweet-blue-light: mix(#fff, $sweet-blue, 20%);
$sweet-blue-dark: mix(#000, $sweet-blue, 20%);

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