Details:
| png file | /svs/share/houdini/cbars/images/png/IDL_42_CB_Dark2.png |
| tex file | /svs/share/houdini/cbars/images/tex/IDL_42_CB_Dark2.tex |
| definition | /svs/share/houdini/cbars/definitions/IDL/IDL_42_CB_Dark2.csv |
| credit | none | reference | https://www.nv5geospatialsoftware.com/docs/LoadingDefaultColorTables.html |