Simple Serenity

CSS

:root {
  --simple-serenity: #c8d9e5;
  --simple-serenity-rgb: 200 217 229;
  --simple-serenity-oklch: oklch(0.876 0.025 238.4);
}

.element {
  color: var(--simple-serenity);
  background-color: hsl(205 36% 84%);
  border-color: oklch(0.876 0.025 238.4);
}

Tailwind CSS v4

@theme {
  --color-simple-serenity: #c8d9e5;
  --color-simple-serenity-50: #eff6fc;
  --color-simple-serenity-100: #e1e9ef;
  --color-simple-serenity-200: #cbd6de;
  --color-simple-serenity-300: #adb9c3;
  --color-simple-serenity-400: #92a1ac;
  --color-simple-serenity-500: #788995;
  --color-simple-serenity-600: #65747e;
  --color-simple-serenity-700: #515d65;
  --color-simple-serenity-800: #3b444a;
  --color-simple-serenity-900: #282f33;
  --color-simple-serenity-950: #161b1f;
}

SCSS

$simple-serenity: #c8d9e5;
$simple-serenity-rgb: 200, 217, 229;
$simple-serenity-light: mix(#fff, $simple-serenity, 20%);
$simple-serenity-dark: mix(#000, $simple-serenity, 20%);

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