\documentclass{article}

% Packages necessary for common.tex
\usepackage{amsmath}
\usepackage{pgfplots}
\pgfplotsset{compat=newest}

% Other packages
\usepackage{float}
\usepackage{subcaption}
\usepackage[a4paper, total={5in, 9in}]{geometry}
\usetikzlibrary{positioning}


%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%% Set common options %%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


\input{common.tex}
\pgfplotsset{colorscheme/cel}


%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%% Actual Document %%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


\begin{document}


\foreach \x in {cel, rocket, viridis, mako, cividis}{
	\pgfplotsset{colorscheme/\x}

	\colorbox{gray!30}{\texttt{colorscheme/\x}}
	\begin{figure}[H]
		\centering

		\tikzstyle{colornode} = [draw, inner sep=0pt, minimum width=1cm, minimum height=0.5cm]
		\pgfplotsset{scaled y ticks=false}

		\begin{subfigure}[c]{0.45\textwidth}
			\begin{tikzpicture}
				\begin{axis}[
					domain=0:10,
					view={0}{90},
					yticklabel=\empty,xticklabel=\empty,
					width=\textwidth,
					height=0.75\textwidth,
				]
					\addplot3+[surf]
						{x + y};
				\end{axis}
			\end{tikzpicture}
		\end{subfigure}%
		\begin{subfigure}[c]{0.45\textwidth}
			\begin{tikzpicture}
				\begin{axis}[
					domain=0:10,
					ymin=-1e4,ymax=1,
					legend pos=south west,
					yticklabel=\empty,xticklabel=\empty,
					width=\textwidth,
					height=0.75\textwidth,
				]
					\foreach \i in {1,2,4,8}{
						\addplot+ [mark=none, line width=1pt]
							{-\i*exp(x)};
						%\expandafter\addlegendentry\expandafter{$e^{-\text{\i} x}$}
						\addlegendentryexpanded{$e^{-\i x}$}
					}
				\end{axis}
			\end{tikzpicture}
		\end{subfigure}%
		\begin{subfigure}[c]{0.1\textwidth}
			\begin{tikzpicture}
				\node[colornode, fill=scol3]                      (color3) {};
				\node[colornode, fill=scol2, above=1mm of color3] (color2) {};
				\node[colornode, fill=scol1, above=1mm of color2] (color1) {};
				\node[colornode, fill=scol0, above=1mm of color1] (color0) {};
			\end{tikzpicture}
		\end{subfigure}%
	\end{figure}
}


\end{document}

