% Fichier ex12.2.2.tex - Ch. Rolland/O Reilly France
\documentclass{article}
\usepackage[latin1]{inputenc}
\usepackage[dvips]{color}
\definecolor{orange}{cmyk}{0,0.6,0.8,0}
\definecolor{gris}{gray}{0.5}

\begin{document}

Du {\Large\textcolor{orange}{orange}}\\
Du {\Large\textcolor{gris}{gris}}
\end{document}
