A navy blue outfit need not be complicated. Head to your closet and pick out your favorite navy dress (a denim maxi, perhaps ... a navy jacket (or even a sleeveless dress).

Behold, I found the Old Navy Sleeveless V-Neck Maxi Shift Dress ($15, originally $35) and knew it was the one. The dress comes in a number of cool prints and solid choices, but I went with the ...

Thanks to Old Navy, you can not only snag the most perfect go-to dress, but also brag about how affordable it is. The Sleeveless Ribbed Maxi Dress ... pink), patina blue, warm taupe, black jack ...