\mode<presentation>

%
% Color definitions
%
\definecolor{sigsumWhite}{HTML}{FAF9F5}
\definecolor{sigsumBlack}{HTML}{333333}
\definecolor{sigsumOrange}{HTML}{DB4D2C}
\definecolor{sigsumRed}{HTML}{581303}
\definecolor{sigsumBlue}{HTML}{6B60E3}

%
% Beamer colors
%
\setbeamercolor*{titlepage}{fg=sigsumBlack}
\setbeamercolor*{author}{fg=sigsumRed}
\setbeamercolor*{date}{fg=sigsumBlack}
\setbeamercolor*{header}{bg=sigsumOrange,fg=sigsumWhite}
\setbeamercolor*{trailer}{bg=sigsumBlack,fg=sigsumWhite}
\setbeamercolor*{background canvas}{bg=sigsumWhite}
\setbeamercolor*{frametitle}{fg=sigsumBlack}
\setbeamercolor*{normal text}{fg=sigsumBlack}
\setbeamercolor*{alerted text}{fg=sigsumRed}
\setbeamercolor*{item}{fg=sigsumOrange}

\mode<all>