Dec 16, 2015 · I was wondering if there is a function call that can give me the name of all colormaps available in matplotlib? It used to be possible by something along the lines of (see here): import …

The Matplotlib colormaps accept an argument (0..1, scalar or array) which you use to get colors from a colormap. For example:

Scatter plot and Color mapping in Python Asked 12 years, 7 months ago Modified 1 year, 9 months ago Viewed 391k times

How does one set the color of a line in matplotlib with scalar values provided at run time using a colormap (say jet)? I tried a couple of different approaches here and I think I'm stumped. values[...

I have the following problem, I want to create my own colormap (red-mix-violet-mix-blue) that maps to values between -2 and +2 and want to use it to color points in my plot. The plot should then ha...

Mar 9, 2017 · Recently, I also encountered the same problem. So I created the following simple Python code to generate visually distinguishable colors for jupyter notebook matplotlib. It is not quite …

Apr 28, 2020 · I am an advocate of using perceptually uniform colormaps when plotting scientific data as grayscale images and applying false colorings. I don't know who invented these, but these colormaps …

5 With matplotlib version 3.4 or later, the perhaps simplest solution is to use the new CenteredNorm. Example using CenteredNorm and one of the diverging colormaps:

Jun 25, 2015 · Colormaps are basically just interpolation functions which you can call. They map values from the interval [0,1] to colors. So you can just sample colors from both maps and then combine …

As of matplotlib version 3.0 there are built-in cyclic perceptually uniform colormaps. OK, just the one colormap for the time being, but with two choices of start and end along the cycle, namely twilight …