\documentclass{article}
\usepackage{pstricks}
\pagestyle{empty}
\parindent=0pt
\begin{document}

\begin{center}
\xdefinecolor{blue90}{rgb}{0.8,0.8,1}
\begin{pspicture}(3,3)
  \pscircle*[linecolor=blue90](1.5,1.5){1.5}
  \pscircle[fillstyle=hlines](1,2){1}
  \pscircle[fillstyle=hlines,hatchcolor=red,%
     hatchangle=0](2,1){1}
\end{pspicture}
~
\begin{pspicture}(3,3)
  \pscircle*[linecolor=blue90](1.5,1.5){1.5}
  \pscircle[fillstyle=hlines*](1,2){1}
  \pscircle[fillstyle=hlines*,hatchcolor=red,%
     hatchangle=0](2,1){1}
\end{pspicture}
~
\begin{pspicture}(3,3)
  \pscircle*[linecolor=blue90](1.5,1.5){1.5}
  \pscircle[fillstyle=crosshatch](1,2){1}
  \pscircle[fillstyle=crosshatch,hatchcolor=red,%
     hatchangle=0](2,1){1}
\end{pspicture}
\end{center}

\end{document}
