Is this normal? Discoloration on leaves

[Mall92]

Hey guys this clone has a strange colour pattern compared to the rest. Any advice on what's going on here

 

[mysticepipedon]

That looks like a flash picture taken under blurple LEDs. Can you take one under white light?

 

[Edinburgh]

If your feeding it flush it out check pH correct if nessasary raise your light a bit and let them recover. Oh and cut back on nutes.