#EFF4D7

CSS

:root {
  --sprig-of-sage: #eff4d7;
  --sprig-of-sage-rgb: 239 244 215;
  --sprig-of-sage-oklch: oklch(0.956 0.038 115.1);
}

.element {
  color: var(--sprig-of-sage);
  background-color: hsl(70 57% 90%);
  border-color: oklch(0.956 0.038 115.1);
}

Tailwind CSS v4

@theme {
  --color-sprig-of-sage: #eff4d7;
  --color-sprig-of-sage-50: #f4f7eb;
  --color-sprig-of-sage-100: #e7eadc;
  --color-sprig-of-sage-200: #d3d7c4;
  --color-sprig-of-sage-300: #b6baa4;
  --color-sprig-of-sage-400: #9da188;
  --color-sprig-of-sage-500: #858a6d;
  --color-sprig-of-sage-600: #70745c;
  --color-sprig-of-sage-700: #5a5d49;
  --color-sprig-of-sage-800: #424435;
  --color-sprig-of-sage-900: #2e2f24;
  --color-sprig-of-sage-950: #1a1b13;
}

SCSS

$sprig-of-sage: #eff4d7;
$sprig-of-sage-rgb: 239, 244, 215;
$sprig-of-sage-light: mix(#fff, $sprig-of-sage, 20%);
$sprig-of-sage-dark: mix(#000, $sprig-of-sage, 20%);

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