I just saw this on eBay - RGB LED with a built-in WS2811...!
You should be able to pack those quite close together
Edit: I forgot the link: http://www.ebay.com/itm/160886742091
I just saw this on eBay - RGB LED with a built-in WS2811...!
You should be able to pack those quite close together
Edit: I forgot the link: http://www.ebay.com/itm/160886742091