DS #1 will be moving out of his room in the fall and the nursery will basically stay the same for DS #2. I won't paint, change furniture or curtains. But I'd like to change out the wall decor so that it feels a bit different.

The current colors are navy blue and gray (and is elephant themed but we are thinking we might go with a nautical theme this time). I'd like to add a pop of color in there this time so which pop of color do you prefer with the navy and gray?

Here are some examples: