Example for a small (2x2) table with blue background
HTML Code:
<table border="1" width="100%" bgcolor="#0000FF">
<tr>
<td> </td>
<td> </td>
</tr>
<tr>
<td> </td>
<td> </td>
</tr>
</table>
The editor 2 gives you the possibility to select the bg color directly.