%% 
%%  A DANTE-Edition example
%% 
%%  Example 03-01-2 on page 112.
%% 
%%  Copyright (C) 2010 Herbert Voss
%% 
%%  It may be distributed and/or modified under the conditions
%%  of the LaTeX Project Public License, either version 1.3
%%  of this license or (at your option) any later version.
%% 
%%  See http://www.latex-project.org/lppl.txt for details.
%% 
%% 
%% ==== 
% Show page(s) 1
%% 
\documentclass[]{article}
\pagestyle{empty}
\setlength\textwidth{129.70511pt}
\setlength\parindent{0pt}

\usepackage{colortbl}
\definecolor{gray70}{gray}{0.7}
\definecolor{gray90}{gray}{0.9}

\begin{document}
\begin{tabular}{|>{\columncolor{gray70}[0pt]}c|
                 >{\columncolor[rgb]{1,0,0}[0pt]}c|
                 >{\columncolor{gray90}[0pt]}c|}
one & two & three\\ A    & B    & C
\end{tabular}
\end{document}