My Miami morphing to Crazy Fox?

[Blainpeters801]

hey guys, picked up a mini colony of JF My Miami a few months ago from a fellow member, looked like standard My Miami up until about two weeks ago, the purple center almost looks to be turning a crimson. Anyone experienced this before?
Pics to come

 

[Blainpeters801]

last month

 

[Blainpeters801]

today

 

[Blainpeters801]

Hard to tell in the pics