"Copy as rich text" pastes formatted into email, Word or Google Docs. "Copy HTML" gives the raw source.
Pasting content copied from a web page brings its formatting across, then converts it to Markdown.
A quick, private Markdown converter
Paste Markdown to see it rendered live and grab the HTML, or paste HTML (or content copied straight from a web page) to get clean Markdown back. It supports GitHub-flavored Markdown, so tables, fenced code blocks and task lists work. Everything runs in your browser; nothing is uploaded.
The handy bit for one-off jobs is Copy as rich text: write in Markdown, then paste the result into Gmail, Word or Google Docs with the formatting intact, no HTML tags in sight.