What is 18:30 is what time?

18:30 is usually represented in the 24-hour clock format, also known as military time, where it refers to 6:30 PM in the standard 12-hour clock format. It is also commonly referred to as "half past six" in the evening. The term "18:30" is most commonly used in countries that use the 24-hour clock format, including countries in Europe, the Middle East, and parts of Asia.