Blue Satin

CSS

:root {
  --blue-satin: #9eb6d0;
  --blue-satin-rgb: 158 182 208;
  --blue-satin-oklch: oklch(0.767 0.046 250.5);
}

.element {
  color: var(--blue-satin);
  background-color: hsl(211 35% 72%);
  border-color: oklch(0.767 0.046 250.5);
}

Tailwind CSS v4

@theme {
  --color-blue-satin: #9eb6d0;
  --color-blue-satin-50: #ecf6ff;
  --color-blue-satin-100: #dde9f7;
  --color-blue-satin-200: #c7d6e8;
  --color-blue-satin-300: #a7b9cf;
  --color-blue-satin-400: #8ba1b9;
  --color-blue-satin-500: #7089a4;
  --color-blue-satin-600: #5f748b;
  --color-blue-satin-700: #4c5d6f;
  --color-blue-satin-800: #364452;
  --color-blue-satin-900: #252f39;
  --color-blue-satin-950: #141b23;
}

SCSS

$blue-satin: #9eb6d0;
$blue-satin-rgb: 158, 182, 208;
$blue-satin-light: mix(#fff, $blue-satin, 20%);
$blue-satin-dark: mix(#000, $blue-satin, 20%);

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