#2F795C

CSS

:root {
  --greasy-greens: #2f795c;
  --greasy-greens-rgb: 47 121 92;
  --greasy-greens-oklch: oklch(0.521 0.087 164.4);
}

.element {
  color: var(--greasy-greens);
  background-color: hsl(156 44% 33%);
  border-color: oklch(0.521 0.087 164.4);
}

Tailwind CSS v4

@theme {
  --color-greasy-greens: #2f795c;
  --color-greasy-greens-50: #dffef0;
  --color-greasy-greens-100: #cdf2e1;
  --color-greasy-greens-200: #b2e1cc;
  --color-greasy-greens-300: #8cc6ad;
  --color-greasy-greens-400: #6baf91;
  --color-greasy-greens-500: #469877;
  --color-greasy-greens-600: #3d8165;
  --color-greasy-greens-700: #306751;
  --color-greasy-greens-800: #234c39;
  --color-greasy-greens-900: #173527;
  --color-greasy-greens-950: #082015;
}

SCSS

$greasy-greens: #2f795c;
$greasy-greens-rgb: 47, 121, 92;
$greasy-greens-light: mix(#fff, $greasy-greens, 20%);
$greasy-greens-dark: mix(#000, $greasy-greens, 20%);

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