Somehow I doubt it's the light reflecting off the water, considering in the show, even when there is a fire right next to her face she is still not this pale. [link]
Maybe because fire is red and orange whereas water is blue? And looking back at the original comment I still don't understand, she is just the right color here.
![[link]](https://www.deviantart.com/users/outgoing?http://media.tumblr.com/tumblr_m7gvwxV6HZ1qkohgn.png){kind=link}