%%
%% The LaTeX Companion, 3ed
%%
%% Example A-4-6 on page II-683 in "Setting up additional generic hooks".
%%
%% Copyright (C) 2022 Frank Mittelbach
%%
%% It may be distributed and/or modified under the conditions
%% of the LaTeX Project Public License, either version 1.3c
%% of this license or (at your option) any later version.
%%
%% See https://www.latex-project.org/lppl.txt for details.
%%

\documentclass{tlc3exa}
\pagestyle{empty}
\setcounter{page}{6}
\setlength\textwidth{135.0pt}


  \setlength\parindent{0pt}


%StartShownPreambleCommands
\AddToHook{babel/ngerman/afterextras}{\color{blue}}
\ActivateGenericHook{babel/ngerman/afterextras}

\usepackage{color} \usepackage[ngerman,english]{babel}
%StopShownPreambleCommands

\begin{document}
Text with \foreignlanguage{ngerman}{deutschen Worten} in
the middle of \foreignlanguage{ngerman}{englischem Text}.
\end{document}