Formatting rules
The following formatting rules encompass fonts, lines, and bands. Fonts are, of course, an obvious formatting consideration. Lines and bands, however, may not be something you typically think of when formatting—especially when considering formatting from the perspective of Microsoft Word. But if we broaden formatting considerations to think of Adobe Illustrator, InDesign, and other graphic design tools, lines and bands should certainly be considered. This illustrates that data visualization is closely related to graphic design and that formatting considers much more than just textual layout.
Keep the font choice simple
Typically, using one or two fonts on a dashboard is advisable. More fonts can create a confusing environment and interfere with readability.
Fonts chosen for titles should be thick and solid, while body fonts should be easy to read. In Tableau, choosing appropriate fonts is simple because of the new Tableau font family. Select Format...