#AC5E5A

CSS

:root {
  --dried-tomatoes: #ac5e5a;
  --dried-tomatoes-rgb: 172 94 90;
  --dried-tomatoes-oklch: oklch(0.571 0.102 23.9);
}

.element {
  color: var(--dried-tomatoes);
  background-color: hsl(3 33% 51%);
  border-color: oklch(0.571 0.102 23.9);
}

Tailwind CSS v4

@theme {
  --color-dried-tomatoes: #ac5e5a;
  --color-dried-tomatoes-50: #ffebe6;
  --color-dried-tomatoes-100: #ffdcd6;
  --color-dried-tomatoes-200: #fdc4be;
  --color-dried-tomatoes-300: #e7a39c;
  --color-dried-tomatoes-400: #d48681;
  --color-dried-tomatoes-500: #c16965;
  --color-dried-tomatoes-600: #a35956;
  --color-dried-tomatoes-700: #834744;
  --color-dried-tomatoes-800: #613332;
  --color-dried-tomatoes-900: #442322;
  --color-dried-tomatoes-950: #2c1211;
}

SCSS

$dried-tomatoes: #ac5e5a;
$dried-tomatoes-rgb: 172, 94, 90;
$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);
}