Here's the defaults for my skintones I have uploaded they require for you to have the actual skintone for the default to work so here's where they can be found
Beach - http://www.insimenator.org/showthread.php?t=86812
Summer or Skintone on my sim model - http://www.insimenator.org/showthread.php?t=86346
Natural - http://www.insimenator.org/showthread.php?t=87904
oiled up - http://www.insimenator.org/showthread.php?t=87084
Sanmoo