#174C1E

CSS

:root {
  --mysterious-mixture: #174c1e;
  --mysterious-mixture-rgb: 23 76 30;
  --mysterious-mixture-oklch: oklch(0.369 0.093 145.7);
}

.element {
  color: var(--mysterious-mixture);
  background-color: hsl(128 54% 19%);
  border-color: oklch(0.369 0.093 145.7);
}

Tailwind CSS v4

@theme {
  --color-mysterious-mixture: #174c1e;
  --color-mysterious-mixture-50: #e4fde6;
  --color-mysterious-mixture-100: #d4f1d7;
  --color-mysterious-mixture-200: #bae0be;
  --color-mysterious-mixture-300: #98c59c;
  --color-mysterious-mixture-400: #7aad7d;
  --color-mysterious-mixture-500: #5c975f;
  --color-mysterious-mixture-600: #4e7f51;
  --color-mysterious-mixture-700: #3e6641;
  --color-mysterious-mixture-800: #2e4b2d;
  --color-mysterious-mixture-900: #1f341e;
  --color-mysterious-mixture-950: #0f1f0e;
}

SCSS

$mysterious-mixture: #174c1e;
$mysterious-mixture-rgb: 23, 76, 30;
$mysterious-mixture-light: mix(#fff, $mysterious-mixture, 20%);
$mysterious-mixture-dark: mix(#000, $mysterious-mixture, 20%);

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