\documentclass{standalone}
\usepackage{xcolor}
\usepackage{tikz}
\usetikzlibrary{matrix}
\usetikzlibrary{shapes}
\tikzset{%
  dot hidden/.style={},
  line hidden/.style={},
  dot colour/.style={dot hidden/.append style={color=#1}},
  dot colour/.default=black,
  line colour/.style={line hidden/.append style={color=#1}},
  line colour/.default=black,
}%
\usepackage{xparse}
\NewDocumentCommand{\drawdie}{O{}m}{%
\begin{tikzpicture}[x=1cm,y=1cm,radius=0.1,#1]
  \draw[rounded corners=1,line hidden] (0,0) rectangle (1,1);
  \ifodd#2
    \fill[dot hidden] (0.5,0.5) circle;
  \fi
  \ifnum#2>1
    \fill[dot hidden] (0.2,0.2) circle;
    \fill[dot hidden] (0.8,0.8) circle;
   \ifnum#2>3
     \fill[dot hidden] (0.2,0.8) circle;
     \fill[dot hidden] (0.8,0.2) circle;
    \ifnum#2>5
      \fill[dot hidden] (0.8,0.5) circle;
      \fill[dot hidden] (0.2,0.5) circle;
     \ifnum#2>7
       \fill[dot hidden] (0.5,0.8) circle;
       \fill[dot hidden] (0.5,0.2) circle;
      \fi
    \fi
  \fi
\fi
\end{tikzpicture}%
}%

\newcommand{\dieA}[1]{%
    \drawdie[color=black, line hidden/.append style={fill=red!70}]{#1}}

\newcommand{\dieB}[1]{%
    \drawdie[color=black, line hidden/.append style={fill=blue!50}]{#1}}

\begin{document}
\begin{tikzpicture}
\matrix[matrix of nodes,nodes={rectangle,align=center}]{%
               & \dieA{1} &               \\
\dieA{2}  & \dieA{2} & \dieA{3} \\
               & \dieA{4} &               \\
               & \dieA{3} &               \\
};
\end{tikzpicture}
\begin{tikzpicture}
\matrix[matrix of nodes,nodes={rectangle,align=center}]{%
               & \dieB{1} &               \\
\dieB{6}  & \dieB{4} & \dieB{3} \\
               & \dieB{8} &               \\
               & \dieB{5} &               \\
};
\end{tikzpicture}
\end{document}