Yeah, in that case I think they had a mislabeled bin and you have some 'blue breasted brown' Leghorns. They tick all the marks for Leghorns for sure. Pretty girls, even if not what you thought you were buying!
The blue birds in the picture do not look like the Sapphire Blues I have seen in the past. To me, they look much more like Privett's 'Blue Breasted Brown Leghorns' that are actually a Leghorn hybrid that does lay white eggs. Where did you get them?
For the record, earlobe color is not an...