It was easier to find pics of Log Cabins (which basically creates the same visual pattern of the split 9 patch block):
Here are some samples of different color/value combos:
All purples:
http://www.dorchesterlibrary.org/qui...pringfling.jpg
http://www.longmeadowfarms.com/Log%20Cabin%20Parlor%20and%20Lap%20Quilts.htm
Purple and cream:
http://lazygallibamish2010.blogspot....log-cabin.html
Purple and yellow:
http://www.canstockphoto.com/quilt-l...n-9545727.html
Purple and white:
http://www.seesawdesigns.co.uk/quilts
All appeal to different tastes.