To cite viridis/viridisLite in publications use:

Garnier, Simon, Ross, Noam, Rudis, Robert, Camargo, Pedro A, Sciaini, Marco, Scherer, Cédric (2023). viridis(Lite) - Colorblind-Friendly Color Maps for R. doi:10.5281/zenodo.4678327, viridisLite package version 0.4.2, https://sjmgarnier.github.io/viridis/.

Corresponding BibTeX entry:

  @Manual{,
    title = {{viridis(Lite)} - Colorblind-Friendly Color Maps for R},
    author = {{Garnier} and {Simon} and {Ross} and {Noam} and {Rudis}
      and {Robert} and {Camargo} and Antônio Pedro and {Sciaini} and
      {Marco} and {Scherer} and {Cédric}},
    year = {2023},
    note = {viridisLite package version 0.4.2},
    url = {https://sjmgarnier.github.io/viridis/},
    doi = {10.5281/zenodo.4678327},
  }