What is the error that you are receiving? You should specify the strokeColor before you draw the text if you want to change the color:
<mslxmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"xsi:noNamespaceSchemaLocation="MagickScript.xsd"><read><draw><gravitygravity="Southwest"/><pointSizepointSize="20"/><strokeColorcolor="#00000080"/><textvalue="Hello my name is Jerome"x="0"y="20"/></draw></read></msl>