\documentclass{article}
\usepackage{web}
\margins{0pt}{0pt}{0pt}{0pt}   %% Kein Seitenrand
\screensize{160mm}{220mm}      %% Dimensionen: H\"{o}he, Breite des Dokuments

\parindent0pt

\usepackage{pstricks}

\definecolor{norgeBlue}{HTML}{002868}
\definecolor{norgeRed}{HTML}{EF2B2D}

\begin{document}

\thispagestyle{empty}

\begin{pspicture}(0,0)(22,16)
%% Wei{\ss}er Grundrahmen \"{u}ber komplette Flagge (Verh\"{a}ltnis 22 Breite : 16 H\"{o}he)
%% 6 - 1 - 2 - 1 - 12 Breite : 6 - 1 - 2 - 1 - 6 H\"{o}he
\psframe[linecolor=white,fillstyle=solid,fillcolor=white](0,0)(22,16)

%% Rote Felder
\psframe[linecolor=norgeRed,fillstyle=solid,fillcolor=norgeRed](0,16)(6,10)
\psframe[linecolor=norgeRed,fillstyle=solid,fillcolor=norgeRed](10,16)(22,10)
\psframe[linecolor=norgeRed,fillstyle=solid,fillcolor=norgeRed](0,0)(6,6)
\psframe[linecolor=norgeRed,fillstyle=solid,fillcolor=norgeRed](10,0)(22,6)

%% Blaue Felder
\pspolygon[fillstyle=solid,fillcolor=norgeBlue,linecolor=norgeBlue](0,7)(7,7)(7,0)(9,0)(9,7)(22,7)(22,9)(9,9)(9,16)(7,16)(7,9)(0,9)
\end{pspicture}
\end{document}
