A popular template is centered sidebar. To change the sidebar color in this template:
From Appearance> StyleSheet
Open the style sheet, and look for the "Styles Common to all pages".
Find the ".outer1" group.- Remove:
background-color:transparent;
background-image:URL("graphics/sidebar.png"); - Change:
the #e3f1fd in the last background-color: #e3f1fd; to the desired color.
