#84A191

CSS

:root {
  --mother-earth: #84a191;
  --mother-earth-rgb: 132 161 145;
  --mother-earth-oklch: oklch(0.682 0.04 161);
}

.element {
  color: var(--mother-earth);
  background-color: hsl(147 13% 57%);
  border-color: oklch(0.682 0.04 161);
}

Tailwind CSS v4

@theme {
  --color-mother-earth: #84a191;
  --color-mother-earth-50: #ecf9f2;
  --color-mother-earth-100: #ddece4;
  --color-mother-earth-200: #c6dacf;
  --color-mother-earth-300: #a6beb2;
  --color-mother-earth-400: #8aa697;
  --color-mother-earth-500: #6f8f7e;
  --color-mother-earth-600: #5e796a;
  --color-mother-earth-700: #4b6155;
  --color-mother-earth-800: #37473d;
  --color-mother-earth-900: #25312a;
  --color-mother-earth-950: #141d18;
}

SCSS

$mother-earth: #84a191;
$mother-earth-rgb: 132, 161, 145;
$mother-earth-light: mix(#fff, $mother-earth, 20%);
$mother-earth-dark: mix(#000, $mother-earth, 20%);

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