To cite package ‘ggpalettes’ in publications use:

  Li Y (2026). _ggpalettes: Curated Colour Palettes and Scales for
  'ggplot2'_. R package version 0.2.0,
  <https://github.com/yaoxiangli/ggpalettes>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {ggpalettes: Curated Colour Palettes and Scales for 'ggplot2'},
    author = {Yaoxiang Li},
    year = {2026},
    note = {R package version 0.2.0},
    url = {https://github.com/yaoxiangli/ggpalettes},
  }