\documentclass[preview, border=40px]{standalone}
\usepackage{../quantumcubemodel}
\begin{document}
\textbf{One qubit in a state with complex phases}
\begin{qcmx}
    \qcmxO[30]{0.85}
    \qcmxI[145]{0.53}
    \qcmxRenderQ
\end{qcmx}
\end{document}