I love how this turned out! I was worried that it was going to be too short because I have a long torso, so I added 6 stitches to the bottom band and I think it's the perfect length. The tank also blocks out a lot, which gave me some length as well.
Pattern: Holla Back Tank by Emma Welford
Yarn: Gynx Sock in the Piccolo colorway (2 skeins)
Needle: US 5
Ravelry Project Page: Link
Mods: Cast on 20 stitches instead of 14 for the bottom band.