Better than the rainbow: The Matplotlib alternative colormaps

I know our post on or rather against the use of rainbow colormaps is one of the most well-read on our blog. It gets referenced quite a bit and is even used in visualization lectures. It’s been a while since it was written though, and now it seems like a good time for an update featuring the beautiful alternative colormaps now included in Matplotlib. Let’s start with a little teaser image:

Two classics and four new colormapsa pplied to medical data!

Two classics and the four new colormaps applied to medical data!

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