Blue - because it was Dave's favorite color.
There are limited options for different colors to avoid minimum orders on shirt printing websites. Here is a selection of blues from different printers and a few material options to select from.
Royal Blue Hanes Dri Fit from ooshirts.com
On the website, click on "Back" to see the artwork on the model.
When you place your order, make sure to change the Order Quantity after you click "Quote & Buy." (The default order quantity is 24 shirts.)
Navy Blue Sport Tek Dri Fit from CustomInk.com
*Navy is the only color with no minimum order.