a few things to think about in regards to percy's eyes changing to match the nearest body of water

annabeth taking percy to this icy place just to see his eyes change from a light lilac to a deep viloet with every few feet they walk 

the seven visiting the pink lake and everyone making bubblegum jokes at percy’s pink eyes

jason nearly falling flat on his face when he turns to tell percy something and peryc’s eyes are so clear he can see every nerve inside his eye

the seven take a trip to this bio luminescent lake in australia and tease percy on his flashlight eyes 

they somehow end up in the blood red lake but dont stay long because no one can look percy in the eye

everyone trying to figure out how percy managed to make an exact replica of this lake in his eyes 

hazel taking percy to this volcano to see one of his eyes turn mint green and the other turn a lava orange

leo making jokes about how percy’s rusty orange eyes are making him nauseous  as they fly over the most acidic river in the world 

his eyes turning a milky white and nico making jokes about how percy is the new ghost king 

Oh wow. HEADCANNON EXCEPTED!!!