Template talk:Graph:Chart
Default color scheme is:
#1f77b4 Blue #ff7f0e Orange #2ca02c Green #d62728 Red #9467bd Purple #8c564b Brown #e377c2 Light purple / pink #7f7f7f Gray #bcbd22 Yellow #17becf Light blue
https://raw.githubusercontent.com/d3/d3-scale-chromatic/master/img/category10.png
— Psephomancy (talk) 14:32, 16 December 2018 (UTC)