\usepackage {colortbl,hhline}
\definecolor{Blueb}{cmyk}{.40,0,0,0} \definecolor{Blued}{cmyk}{.80,0,0,0}
\arrayrulecolor{white}
\begin{tabular}{>{\columncolor{Blued}}l>{\columncolor{Blued}}r|%
>{\columncolor{Blued}}r}
\multicolumn{3}{>{\columncolor{Blueb}}l}{\large\textbf{Table title}}\\[2mm]
\rowcolor{white}
\textbf{Description} & \textbf{Column 1} & \textbf{Column 2} \\[1mm]
\arrayrulecolor{black}
\rowcolor{Blueb}
Row one & mmmmm & mmmm \\\hhline{~--} Row two & mmmm & mmm \\\hhline{~--}
Row three & mmmmm & mmmmm\\\hhline{~--} Row four & mmmmm & mmmm\\\hhline{~--}
\rowcolor{white} Totals & mmmmm & mmmmm
\end{tabular}
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