The cmocean palettes
Kristen M. Thyng of Texas A&M University’s Department of Oceanography has developed this collection of colour-palettes for commonly-used oceanographic variables.
Detailed notes on the design of the palettes and their motivation can be found on the project page for the Matplotlib package for cmocean, or in the paper , True colors of oceanography, Oceanography 29 (3) pp. 9–13 (2016). DOI