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The 10 colors of Pi (visualizations for the color impaired)

Abstract: "this is a reformatted version of two articles I published in 2015, covering color palettes and accessibility for color blind people. It features Pi (π) as an infinite source of numbers between 0 and 9, visualizing patterns (or absence thereof) and selecting palettes and some trade offs of color selections. Also included is a link to: The Hitchhikers Guide to the Open Source Data Science Galaxy"
Picking up patterns Or the lack thereof. The brain is pretty good at spotting patterns and anomalies. But we have to help it with something that can be easily abstracted. Numbers are not good for that.
Of reds and greens and blues Colors are good helpers. Shades, hues. Unfortunately, many people are affected by colorblindness. It is said that in some segments of the population, up to 8% of men and 0.4% of women experience congenital color deficiency, with the most common being red-green color blindness.
In this article, we will look at one particularly problematic are…

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