#A09C77

CSS

:root {
  --a-frond-in-need: #a09c77;
  --a-frond-in-need-rgb: 160 156 119;
  --a-frond-in-need-oklch: oklch(0.686 0.052 102.5);
}

.element {
  color: var(--a-frond-in-need);
  background-color: hsl(54 18% 55%);
  border-color: oklch(0.686 0.052 102.5);
}

Tailwind CSS v4

@theme {
  --color-a-frond-in-need: #a09c77;
  --color-a-frond-in-need-50: #f7f6e6;
  --color-a-frond-in-need-100: #eae9d6;
  --color-a-frond-in-need-200: #d7d6bd;
  --color-a-frond-in-need-300: #bbb99b;
  --color-a-frond-in-need-400: #a4a07d;
  --color-a-frond-in-need-500: #8c8860;
  --color-a-frond-in-need-600: #777351;
  --color-a-frond-in-need-700: #5f5c41;
  --color-a-frond-in-need-800: #46432e;
  --color-a-frond-in-need-900: #312e1f;
  --color-a-frond-in-need-950: #1d1b0f;
}

SCSS

$a-frond-in-need: #a09c77;
$a-frond-in-need-rgb: 160, 156, 119;
$a-frond-in-need-light: mix(#fff, $a-frond-in-need, 20%);
$a-frond-in-need-dark: mix(#000, $a-frond-in-need, 20%);

.element {
  color: $a-frond-in-need;
  box-shadow: 0 0 0 2px rgba($a-frond-in-need, 0.35);
}