Check following:
http://www.askvg.com/fix-large-icons-and-dark-background-color-problem-in-taskbar-jumplist-in-windows-8-1/
Customer support service by UserEcho
Check following:
http://www.askvg.com/fix-large-icons-and-dark-background-color-problem-in-taskbar-jumplist-in-windows-8-1/