Type: Package Package: ggtwotone Title: Dual-Tone and Contrast-Aware 'ggplot2' Geoms Version: 0.1.0 Authors@R: c( person( "Beenu", "Sareena", email = "79365709@nebraska.edu", role = c("aut", "cre"), comment = c(ORCID = "0009-0002-7611-5499") ), person( "Heike", "Hofmann", email = "hhofmann4@unl.edu", role = "aut", comment = c(ORCID = "0000-0001-6216-5183") ) ) Description: Provides dual-stroke and contrast-aware extensions to 'ggplot2', designed for improved visibility and accessibility in complex visualizations. Includes geoms for dual-stroke segments, regression lines, curved annotations, function plots, paths, and adaptive text. Also includes utility functions for computing contrast-aware color pairs and perceptually distinct highlight palettes using Web Content Accessibility Guidelines (WCAG)-based contrast logic. License: MIT + file LICENSE URL: https://github.com/bwanniarachchige2/ggtwotone BugReports: https://github.com/bwanniarachchige2/ggtwotone/issues Depends: R (>= 4.1.0), ggplot2 (>= 4.0.3) Imports: colorspace (>= 2.1.2), farver (>= 2.1.2), grDevices (>= 4.5.2), grid (>= 4.5.2), methods (>= 4.5.2), rlang (>= 1.1.7), stats (>= 4.5.2), tidyr (>= 1.3.2), utils (>= 4.5.2) Suggests: dplyr, knitr, rmarkdown, scales, spelling, testthat (>= 3.0.0), vdiffr Config/testthat/edition: 3 Encoding: UTF-8 RoxygenNote: 7.3.3 VignetteBuilder: knitr Language: en-US NeedsCompilation: no Packaged: 2026-07-19 15:41:49 UTC; root Author: Beenu Sareena [aut, cre] (ORCID: ), Heike Hofmann [aut] (ORCID: ) Maintainer: Beenu Sareena <79365709@nebraska.edu> Repository: https://cran.r-universe.dev Date/Publication: 2026-07-19 13:10:18 UTC RemoteUrl: https://github.com/cran/ggtwotone RemoteRef: HEAD RemoteSha: 66658932543887fb9011f879d75481f97af57dac