\documentclass{article}
\usepackage{xcolor,graphicx}
\begin{document}
\fboxsep2pt
\colorbox{red!40}{C} 
\fboxsep2em
\colorbox{red!40}{o} 
\fboxsep2pt
\colorbox{red!40}{\rule[-4em]{0pt}{4em} l} 
\colorbox{red!40}{\rule[1em]{0pt}{2em} o} 
\colorbox{red!40}{\makebox[4em][l]{r}} 
\raisebox{1em}{\rotatebox{45}{\fboxsep1ex\colorbox{blue!40}{\rotatebox{-45}{b}}}}\kern-1em%
\rotatebox[origin=tr]{15}{\fboxsep0pt\colorbox{blue!40}{\rotatebox{-15}{\makebox[2em][c]{o}}}}
\colorbox{blue!40}{\strut x} 
\end{document}

