#8F624B

CSS

:root {
  --weathered-leather: #8f624b;
  --weathered-leather-rgb: 143 98 75;
  --weathered-leather-oklch: oklch(0.538 0.068 47.9);
}

.element {
  color: var(--weathered-leather);
  background-color: hsl(20 31% 43%);
  border-color: oklch(0.538 0.068 47.9);
}

Tailwind CSS v4

@theme {
  --color-weathered-leather: #8f624b;
  --color-weathered-leather-50: #fff0e4;
  --color-weathered-leather-100: #fce2d4;
  --color-weathered-leather-200: #edcdbb;
  --color-weathered-leather-300: #d5ae99;
  --color-weathered-leather-400: #c1937c;
  --color-weathered-leather-500: #ac785e;
  --color-weathered-leather-600: #916650;
  --color-weathered-leather-700: #745240;
  --color-weathered-leather-800: #563b2e;
  --color-weathered-leather-900: #3c281f;
  --color-weathered-leather-950: #26160f;
}

SCSS

$weathered-leather: #8f624b;
$weathered-leather-rgb: 143, 98, 75;
$weathered-leather-light: mix(#fff, $weathered-leather, 20%);
$weathered-leather-dark: mix(#000, $weathered-leather, 20%);

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