While Postman does not currently support importing third-party color schemes (like .json theme files used in VS Code), the native Dark theme is highly polished and compatible with all Postman features, including the Console, Runner, and Mock servers.
Embracing the Shadows: A Complete Guide to Postman Dark Theme postman dark theme
Click the (Settings) in the top-right corner of the header. Select Settings from the dropdown menu. Click on the Themes tab at the top of the modal window. Click on the Themes tab at the top of the modal window
However, the transition is not without friction. The dark theme in Postman forces designers to solve the "depth problem." In light mode, shadows and borders are naturally visible. In dark mode, two adjacent gray panels can easily bleed into one amorphous blob. Postman’s implementation succeeds largely due to its use of subtle elevation. A request panel sits slightly lighter than the background; a response panel has a faint border. It uses darkness not as a single color, but as a spectrum of grays, creating a virtual hierarchy that mimics physical space. This is the hallmark of a mature dark theme—one that prioritizes usability over pure aesthetics. In dark mode, two adjacent gray panels can
If the dark theme makes text feel a bit cramped, you can adjust the UI scaling. Go to and look for the User Interface section. You can increase the font size specifically for the editor and responses, making those deep-nested JSON objects much more legible. The "Blacker" Dark Mode
If you are generating long, comprehensive test reports using (Postman's CLI), the most common tool is the htmlextra reporter. It supports a dedicated dark mode for viewing extensive test data: