diff --git a/lines-example.tex b/lines-example.tex
index 23d1ec7..273f512 100644
--- a/lines-example.tex
+++ b/lines-example.tex
@@ -1,4 +1,4 @@
-\documentclass[10pt,aspectratio=169,t,ignorenonframetext]{beamer}
+\documentclass[10pt,aspectratio=169,t]{beamer}
 \usetheme[author,institute,date,title,page,hidelogo]{lines}
 \usecolortheme{aptero}
 
@@ -253,6 +253,34 @@
   \end{proof}
 \end{frame}
 
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 
+\newcommand{\colorpatch}[1]{%
+  \parbox{10ex}{\centerline{\strut#1}\textcolor{#1}{\rule{10ex}{10ex}}}
+  \quad}
+
+\begin{frame}{Colors of the aptero theme}
+  \vspace{1ex}
+  \colorpatch{red}
+  \colorpatch{orange}
+  \colorpatch{yellow}
+  \colorpatch{lightgreen}
+  \colorpatch{green}
+
+  \vspace{1ex}
+  \colorpatch{darkgreen}
+  \colorpatch{cyan}
+  \colorpatch{lightblue}
+  \colorpatch{blue}
+  \colorpatch{purple}
+
+  \vspace{1ex}
+  \colorpatch{magenta}
+  \colorpatch{pink}
+  \colorpatch{white}
+  \colorpatch{gray}
+  \colorpatch{black}
+\end{frame}
+
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 
 \begin{frame}[fragile]{Footline}
   \begin{block}{no footline}
diff --git a/ut-example.tex b/ut-example.tex
index 54178e8..dc501e1 100644
--- a/ut-example.tex
+++ b/ut-example.tex
@@ -172,6 +172,34 @@
   \end{proof}
 \end{frame}
 
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 
+\newcommand{\colorpatch}[1]{%
+  \parbox{8ex}{\centerline{\strut#1}\textcolor{#1}{\rule{8ex}{8ex}}}
+  \quad}
+
+\begin{frame}{Colors of corporate design University of T\"ubingen}
+  \vspace{1ex}
+  \colorpatch{utred}
+  \colorpatch{utgold}
+  \colorpatch{utblack}
+
+  \vspace{1ex}
+  \colorpatch{utdarkblue}
+  \colorpatch{utblue}
+  \colorpatch{utlightblue}
+  \colorpatch{utcyan}
+  \colorpatch{utgreen}
+  \colorpatch{utdarkgreen}
+
+  \vspace{1ex}
+  \colorpatch{utlightred}
+  \colorpatch{utmagenta}
+  \colorpatch{utgray}
+  \colorpatch{utlightorange}
+  \colorpatch{utorange}
+  \colorpatch{utbrown}
+\end{frame}
+
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 
 \section{Title page}