#B45955

CSS

:root {
  --dried-tomatoes: #b45955;
  --dried-tomatoes-rgb: 180 89 85;
  --dried-tomatoes-oklch: oklch(0.573 0.119 24.1);
}

.element {
  color: var(--dried-tomatoes);
  background-color: hsl(3 39% 52%);
  border-color: oklch(0.573 0.119 24.1);
}

Tailwind CSS v4

@theme {
  --color-dried-tomatoes: #b45955;
  --color-dried-tomatoes-50: #ffe9e3;
  --color-dried-tomatoes-100: #ffd9d3;
  --color-dried-tomatoes-200: #ffc1ba;
  --color-dried-tomatoes-300: #eea097;
  --color-dried-tomatoes-400: #dc817c;
  --color-dried-tomatoes-500: #c9635e;
  --color-dried-tomatoes-600: #aa5450;
  --color-dried-tomatoes-700: #884340;
  --color-dried-tomatoes-800: #65302f;
  --color-dried-tomatoes-900: #472020;
  --color-dried-tomatoes-950: #2e1010;
}

SCSS

$dried-tomatoes: #b45955;
$dried-tomatoes-rgb: 180, 89, 85;
$dried-tomatoes-light: mix(#fff, $dried-tomatoes, 20%);
$dried-tomatoes-dark: mix(#000, $dried-tomatoes, 20%);

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