There are several email addresses that may be used to contact me:
- chroma at ukern dot de: for questions and remarks regarding the chroma package;
- xcolor at ukern dot de: for questions, remarks, bug reports, and feature requests regarding the xcolor package;
- tex at ukern dot de: for other TeX/LaTeX-related topics.
- mail at ukern dot de: for topics not related to TeX/LaTeX.