#622A2B

CSS

:root {
  --jazz: #622a2b;
  --jazz-rgb: 98 42 43;
  --jazz-oklch: oklch(0.364 0.082 20.9);
}

.element {
  color: var(--jazz);
  background-color: hsl(359 40% 27%);
  border-color: oklch(0.364 0.082 20.9);
}

Tailwind CSS v4

@theme {
  --color-jazz: #622a2b;
  --color-jazz-50: #ffedea;
  --color-jazz-100: #ffdedb;
  --color-jazz-200: #f6c7c4;
  --color-jazz-300: #dea8a4;
  --color-jazz-400: #ca8b8a;
  --color-jazz-500: #b6706f;
  --color-jazz-600: #9a5f5e;
  --color-jazz-700: #7b4c4b;
  --color-jazz-800: #5b3737;
  --color-jazz-900: #402526;
  --color-jazz-950: #291414;
}

SCSS

$jazz: #622a2b;
$jazz-rgb: 98, 42, 43;
$jazz-light: mix(#fff, $jazz, 20%);
$jazz-dark: mix(#000, $jazz, 20%);

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