\documentclass{article} \usepackage{soul,xcolor} \begin{document} \setstcolor{red} \st{This must have a red strikethrough line} \end{document}
I get a black strikethrough line. How do I make the strikethrough line red in lualatex.
I am using lualatex' from deb texlive-latex-base (2019.20200218-1).