you can't control the color schemes of the charts. I have seen people place dummy values in pie charts to try and get the colors in the order they want, but there's no customization really for bar charts.
That said, you can still use non-native charting via the webviewer, this technique goes back to before the chart object came out in 11.
See these articles on how to do that:
Also, FusionCharts is highly recommended:
Thanks, was looking for confirmation.
You can select a color scheme but not individual colors.
"Color scheme" is in under the Bar Chart "Styles" tab - the second popup menu from the top.
thank you, I think my solution is going to be a little more than I expected. That is the web viewer. Google has an Add-On \ plugin. I was looking for something a bit easier.