Rare Beauty by Selena Gomez Brow Harmony Pencil and Gel — Cool Brown For brown hair with cooler undertones, there's this Rare Beauty by Selena Gomez Brow Harmony Pencil and Gel in Cool Brown ($22) which happens to be Selena's shade, too. Image Source: sephora.com Rare Beauty by Selena Gomez Brow Harmony Pencil and Gel in Cool Brown $22 from sephora.com Buy Now