Please give your input! Should I go with one of these three options or should I substitute something? If so, please offer suggestions! Shoot is at sunset in a park-like green-brown area in SoCal. I love blue, but want to make sure we have a pop color...

(My pants are navy, not black.)

Eta: could do necklace (prob coral) instead of scarf, but I'm worried that will make me too plain...