Selecting a color palette for a single chart can be tricky, which is why we see so many charts that just go with defaults. Selecting a color palette for all your charts is a bigger challenge. For Datawrapper, Lisa Charlotte Muth has you covered with a detailed guide that describes the important bits, existing color palettes in the wild, and consideration for your readers.
You’ll want to save this for later. It just stops short of picking the colors for you.