Pearl Gray is a dominant color gene which only requires the presence of one copy to be present. It is not an underlying recessive color gene which requires the lack of any other color genes to be displayed. It has been proven that Pearl Gray can carry hidden recessive color genes such as blue...
The main difference between understanding guinea fowl color genetics vs chicken color genetics is that while there has been lots of research on chicken color genetics, there is very little quality research on guinea fowl color genetics.
It would be really nice to get someone like a grad student...
It is really hard to determine anything from those pictures other than it is a pied keet.
To me, your males do not look like cinnamons but that is just my opinion based on those photos.
Coral blue is two blue color genes and no full dotting genes with at least one partial dotting gene.
The problem is with the Royal Purple genetics. I seriously doubt that anyone knows their genetics. I regularly create Royal Purples by breeding a Chocolate male to a Coral Blue hen. To me...
1. Is going to be partially spotted. I have no idea if it is cinnamon or not. I do recall reading that cinnamons have red eyes.
2. Coral Blue
3. Royal Purple
4. Chocolate
5. Pied Pearl Gray
6. Pearl Gray