Choosing a color palette for a visualization can be one of the most time consuming parts for perfectionists like me. It can be surprisingly difficult to decide on a palette that is both visually appealing and practical, but fortunately there do exist websites to help! For example, Coolors shoots random, appealing, color palettes at you and you can swipe from one to the next with a hit of a space-bar.
Last week I gave an SGSA seminar on interactive visualizations in R. Here is a long-form version of the talk. Why be interactive? Interactivity allows the viewer to engage with your data in ways impossible by static graphs. With an interactive plot, the viewer can zoom into the areas the care about, highlight the data points that are relevant to them and hide the information that isn’t.