More Nexus 5 Color Options?

Will we see more color options for the Nexus 5? If a royal blue version comes out, I'll probably pick it up.

BTW, the red Nexus 5 is back in stock, ships in 1-2 days.

https://play.google.com/store/devices/details/Nexus_5_16GB_Bright_Red?id=nexus_5_red_16gb