wpf - Setting combo box foreground color for the disabled state -

i want change color of combo box diasbled state more darker one. please let me know how achieve using triggers or other way. !!

change color in simple property trigger:

<style targettype="combobox">     <style.triggers>         <trigger property="isenabled" value="false">             <setter property="background" value="green"/>         </trigger>     </style.triggers> </style>