Sutherland

CSS

:root {
  --sutherland: #859d95;
  --sutherland-rgb: 133 157 149;
  --sutherland-oklch: oklch(0.675 0.029 173.3);
}

.element {
  color: var(--sutherland);
  background-color: hsl(160 11% 57%);
  border-color: oklch(0.675 0.029 173.3);
}

Tailwind CSS v4

@theme {
  --color-sutherland: #859d95;
  --color-sutherland-50: #edf8f5;
  --color-sutherland-100: #deebe7;
  --color-sutherland-200: #c8d9d3;
  --color-sutherland-300: #a9bdb6;
  --color-sutherland-400: #8da49d;
  --color-sutherland-500: #738d84;
  --color-sutherland-600: #617770;
  --color-sutherland-700: #4e5f5a;
  --color-sutherland-800: #384641;
  --color-sutherland-900: #27302d;
  --color-sutherland-950: #151d1a;
}

SCSS

$sutherland: #859d95;
$sutherland-rgb: 133, 157, 149;
$sutherland-light: mix(#fff, $sutherland, 20%);
$sutherland-dark: mix(#000, $sutherland, 20%);

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