Note
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Named color sequences#
Matplotlib'sColorSequenceRegistry allows access topredefined lists of colors by name e.g.colors=matplotlib.color_sequences['Set1']. This example shows all of thebuilt in color sequences.
User-defined sequences can be added viaColorSequenceRegistry.register.
importmatplotlib.pyplotaspltimportnumpyasnpimportmatplotlibasmpldefplot_color_sequences(names,ax):# Display each named color sequence horizontally on the supplied axes.forn,nameinenumerate(names):colors=mpl.color_sequences[name]n_colors=len(colors)x=np.arange(n_colors)y=np.full_like(x,n)ax.scatter(x,y,facecolor=colors,edgecolor='dimgray',s=200,zorder=2)ax.set_yticks(range(len(names)),labels=names)ax.grid(visible=True,axis='y')ax.yaxis.set_inverted(True)ax.xaxis.set_visible(False)ax.spines[:].set_visible(False)ax.tick_params(left=False)built_in_color_sequences=['tab10','tab20','tab20b','tab20c','Pastel1','Pastel2','Paired','Accent','Dark2','Set1','Set2','Set3','petroff6','petroff8','petroff10']fig,ax=plt.subplots(figsize=(6.4,9.6),layout='constrained')plot_color_sequences(built_in_color_sequences,ax)ax.set_title('Built In Color Sequences')plt.show()
References
The use of the following functions, methods, classes and modules is shownin this example:
Tags:styling: colorpurpose: reference