Neutral toned colors such as taupe, peaches, and even shades of browns are great colors that complement well with brown eyes. Eyeliner in these colors will really highlight the eyes. Warm up a neutral shadow with a layer of copper shadow on the outer halves of your lids. This highlights brown eyes with a little added texture.
Purple is also one of the many colors that will go beautifully with brown eyes. Shades of purple works best to enhance brown eyes with hazel flecks.
Make brown eyes pop with a touch of cobalt blue or navy blue eye shadow. Brown is a mix of all primary colors, so the options for endless. Choose a vibrant blue for rich, dark brown eyes. The electric shade makes brown eyes really pop with the contrast.
Metallic tones like bronze, gold, browns and even shades of pinks are all colors that will make your brown eyes stand out. A greenish gold shadow works perfectly for pretty eyes without making the look appear too drab.