An H1 tag, also known as a heading tag, is a HTML element used to define the main heading or title of a webpage. It is typically the largest and most prominent text on a page, and is used to provide a clear and concise summary of the content that follows. H1 tags are important for both search engine optimization and user experience, as they help search engines understand the main topic of a page and make it easier for readers to navigate and understand the content. In HTML, H1 tags are denoted by the