You probably won't see good lacing on the splash. The lacing doesn't come through very well on the double dilutes. It's why it's difficult to use them for breeding. The blue may get better, but it looks like she's single laced, rather than double. Not sure if that will get better.
Edited: actually, it looks like the blue could be a cockerel. In that case, you won't see the double lacing like on a hen. It's typical for their lacing to look very dirty at this age. You'll just have to grow him out and see what happens.
I've been thinking cockerel for awhile, got a little happy when you said "she" but I think she is a he
