#92604A

CSS

:root {
  --weathered-leather: #92604a;
  --weathered-leather-rgb: 146 96 74;
  --weathered-leather-oklch: oklch(0.538 0.074 44.5);
}

.element {
  color: var(--weathered-leather);
  background-color: hsl(18 33% 43%);
  border-color: oklch(0.538 0.074 44.5);
}

Tailwind CSS v4

@theme {
  --color-weathered-leather: #92604a;
  --color-weathered-leather-50: #ffefe4;
  --color-weathered-leather-100: #fee1d4;
  --color-weathered-leather-200: #f0cbba;
  --color-weathered-leather-300: #d8ac98;
  --color-weathered-leather-400: #c4917b;
  --color-weathered-leather-500: #af765d;
  --color-weathered-leather-600: #94644f;
  --color-weathered-leather-700: #77503f;
  --color-weathered-leather-800: #583a2e;
  --color-weathered-leather-900: #3e281f;
  --color-weathered-leather-950: #27160f;
}

SCSS

$weathered-leather: #92604a;
$weathered-leather-rgb: 146, 96, 74;
$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);
}