#308269

CSS

:root {
  --shadows-of-time: #308269;
  --shadows-of-time-rgb: 48 130 105;
  --shadows-of-time-oklch: oklch(0.549 0.089 169.6);
}

.element {
  color: var(--shadows-of-time);
  background-color: hsl(162 46% 35%);
  border-color: oklch(0.549 0.089 169.6);
}

Tailwind CSS v4

@theme {
  --color-shadows-of-time: #308269;
  --color-shadows-of-time-50: #ddfef2;
  --color-shadows-of-time-100: #cbf2e4;
  --color-shadows-of-time-200: #aee1d0;
  --color-shadows-of-time-300: #88c7b2;
  --color-shadows-of-time-400: #65b096;
  --color-shadows-of-time-500: #3d997d;
  --color-shadows-of-time-600: #36816a;
  --color-shadows-of-time-700: #2b6854;
  --color-shadows-of-time-800: #1e4c3c;
  --color-shadows-of-time-900: #143529;
  --color-shadows-of-time-950: #052017;
}

SCSS

$shadows-of-time: #308269;
$shadows-of-time-rgb: 48, 130, 105;
$shadows-of-time-light: mix(#fff, $shadows-of-time, 20%);
$shadows-of-time-dark: mix(#000, $shadows-of-time, 20%);

.element {
  color: $shadows-of-time;
  box-shadow: 0 0 0 2px rgba($shadows-of-time, 0.35);
}