To cite package ‘hues’ in publications use:

Baumgartner J, Dinnage R (2019). hues: Distinct Colour Palettes Based on 'iwanthue'. R package version 0.2.0.9000, https://github.com/johnbaums/hues.

Corresponding BibTeX entry:

  @Manual{,
    title = {hues: Distinct Colour Palettes Based on 'iwanthue'},
    author = {John Baumgartner and Russell Dinnage},
    year = {2019},
    note = {R package version 0.2.0.9000},
    url = {https://github.com/johnbaums/hues},
  }