Capitalization: First Word After a Colon
In British English, the first letter after a colon is capitalized only if it’s a proper noun or an acronym; in American English, the first word after a colon is sometimes capitalized if it begins a complete sentence.
Here are some quick tips for using colons properly:
- When a colon introduces a list of of things, do not capitalize the first word after the colon unless it is a proper noun.