#B55D55

CSS

:root {
  --dried-tomatoes: #b55d55;
  --dried-tomatoes-rgb: 181 93 85;
  --dried-tomatoes-oklch: oklch(0.581 0.115 26.6);
}

.element {
  color: var(--dried-tomatoes);
  background-color: hsl(5 39% 52%);
  border-color: oklch(0.581 0.115 26.6);
}

Tailwind CSS v4

@theme {
  --color-dried-tomatoes: #b55d55;
  --color-dried-tomatoes-50: #ffeae3;
  --color-dried-tomatoes-100: #ffdad2;
  --color-dried-tomatoes-200: #ffc2b8;
  --color-dried-tomatoes-300: #eda196;
  --color-dried-tomatoes-400: #da837a;
  --color-dried-tomatoes-500: #c7655c;
  --color-dried-tomatoes-600: #a8564e;
  --color-dried-tomatoes-700: #87443e;
  --color-dried-tomatoes-800: #65312e;
  --color-dried-tomatoes-900: #47211f;
  --color-dried-tomatoes-950: #2e100f;
}

SCSS

$dried-tomatoes: #b55d55;
$dried-tomatoes-rgb: 181, 93, 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);
}