A clean beamer/ltx-talk theme with a big title graphic.
It is based on my personal beamer theme, which I've been using for various talks in the TeX ecosystem over the past few years.
This project is licensed under the LaTeX Project Public License v1.3c or later, see https://www.latex-project.org/lppl.txt .
The project repository, including a bug tracker, can be found at https://github.com/samcarter/beamertheme-spectrum .
\documentclass[aspectratio=169]{beamer}
\usetheme[
% themecolor=teal,
% titlegraphic=blueshade,% from tcolorbox pkg
% sectiongraphic=blueshade,% from tcolorbox pkg
% titlecredit={Title graphic: tcolorbox package},
]{spectrum}
\AtBeginSection[]{
\begin{frame}
\usebeamertemplate{section page}
\end{frame}
}
\title{Some Very Interesting Title}
\author{Author Name}
\institute{Cool Conference}
\begin{document}
\maketitle
\section{Section Title}
\begin{frame}
\frametitle{Frame Title}
Normal frame
\end{frame}
\begin{frame}[standout]
Standout frame
\end{frame}
\end{document}
\DocumentMetadata{}
\documentclass{ltx-talk}
\usepackage[
% themecolor=teal,
% titlegraphic=blueshade,% from tcolorbox pkg
% sectiongraphic=blueshade,% from tcolorbox pkg
% titlecredit={Title graphic: tcolorbox package},
]{talkthemespectrum}
\AddToHook{section/begin}{
\UseTemplate{sectionpage}{talk}{}
}
\title{Some Very Interesting Title}
\author{Author Name}
\institute{Cool Conference}
\begin{document}
\maketitle
\section{Section Title}
\begin{frame}
\frametitle{Frame Title}
Normal frame
\end{frame}
\end{document}
For more details, please consult the package documentation.