I have to say ive never seen a full baby blue one , i have the grey/blue type and there nice , if you find all babby blue tell me where so i can get one too ! Haha
Coloration in rics and yumas seems to be a bit of a crap shoot. I think you will find their coloration is quite variable and very dependent on your own lighting. I've bought three red-orange yumas in the past six months that have all turned green/yellow under my own lighting...
if u still looking for that ricordia i have one that you will love i have a few diff ones but i have that baby blue one i got like 5 different ones am trying to get rid of i can send u a pic to yourphone