#D18877

CSS

:root {
  --muted-clay: #d18877;
  --muted-clay-rgb: 209 136 119;
  --muted-clay-oklch: oklch(0.697 0.094 33.8);
}

.element {
  color: var(--muted-clay);
  background-color: hsl(11 49% 64%);
  border-color: oklch(0.697 0.094 33.8);
}

Tailwind CSS v4

@theme {
  --color-muted-clay: #d18877;
  --color-muted-clay-50: #ffece3;
  --color-muted-clay-100: #ffded3;
  --color-muted-clay-200: #f9c7b9;
  --color-muted-clay-300: #e3a797;
  --color-muted-clay-400: #d08a7a;
  --color-muted-clay-500: #bc6e5c;
  --color-muted-clay-600: #9f5d4e;
  --color-muted-clay-700: #7f4b3e;
  --color-muted-clay-800: #5f362e;
  --color-muted-clay-900: #42251f;
  --color-muted-clay-950: #2a130f;
}

SCSS

$muted-clay: #d18877;
$muted-clay-rgb: 209, 136, 119;
$muted-clay-light: mix(#fff, $muted-clay, 20%);
$muted-clay-dark: mix(#000, $muted-clay, 20%);

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