#201512

CSS

:root {
  --dark-orchestra: #201512;
  --dark-orchestra-rgb: 32 21 18;
  --dark-orchestra-oklch: oklch(0.209 0.019 35.8);
}

.element {
  color: var(--dark-orchestra);
  background-color: hsl(13 28% 10%);
  border-color: oklch(0.209 0.019 35.8);
}

Tailwind CSS v4

@theme {
  --color-dark-orchestra: #201512;
  --color-dark-orchestra-50: #faf3f1;
  --color-dark-orchestra-100: #eee6e3;
  --color-dark-orchestra-200: #dcd2ce;
  --color-dark-orchestra-300: #c1b4b0;
  --color-dark-orchestra-400: #a99b97;
  --color-dark-orchestra-500: #92827e;
  --color-dark-orchestra-600: #7c6e6a;
  --color-dark-orchestra-700: #635855;
  --color-dark-orchestra-800: #49403e;
  --color-dark-orchestra-900: #322c2b;
  --color-dark-orchestra-950: #1e1918;
}

SCSS

$dark-orchestra: #201512;
$dark-orchestra-rgb: 32, 21, 18;
$dark-orchestra-light: mix(#fff, $dark-orchestra, 20%);
$dark-orchestra-dark: mix(#000, $dark-orchestra, 20%);

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