Generally, A colon is effective best with a complete grammatical sentence before it. When what follows the colon is also a complete sentence, commence it which has a money letter, but usually don't capitalize after a colon other than in which doing this is required for another excuse, for example https://buyfavoritesdisposables.com/product/mango-candy-tart-%f0%9f%a5%ad-live-sugar-blend/