D3/Calendar

D3 calendar chart

Wrapping this up, but some useful tools for the colormaps:

webcolors: https://github.com/ubernostrum/webcolors/

cmocean: https://matplotlib.org/cmocean/

yt volume visualization: http://yt-project.org/doc/index.html

text color: change fill attribute https://duckduckgo.com/?q=d3+text+color&t=ffab&ia=qa

more colormaps: http://schubert.atmos.colostate.edu/~cslocum/custom_cmap.html