#8AA095

CSS

:root {
  --mother-earth: #8aa095;
  --mother-earth-rgb: 138 160 149;
  --mother-earth-oklch: oklch(0.685 0.029 164);
}

.element {
  color: var(--mother-earth);
  background-color: hsl(150 10% 58%);
  border-color: oklch(0.685 0.029 164);
}

Tailwind CSS v4

@theme {
  --color-mother-earth: #8aa095;
  --color-mother-earth-50: #eef8f3;
  --color-mother-earth-100: #dfebe5;
  --color-mother-earth-200: #c9d8d1;
  --color-mother-earth-300: #aabcb4;
  --color-mother-earth-400: #8fa49a;
  --color-mother-earth-500: #758d81;
  --color-mother-earth-600: #63776d;
  --color-mother-earth-700: #4f5f57;
  --color-mother-earth-800: #3a463f;
  --color-mother-earth-900: #27302c;
  --color-mother-earth-950: #161c19;
}

SCSS

$mother-earth: #8aa095;
$mother-earth-rgb: 138, 160, 149;
$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);
}