Darker shades of eyeshadow are ideal for brown eyes, such as charcoal gray, sweet plum, fir green, and bold colors that pop. Gold and copper are also recommended to brighten brown eyes. Additionally, teal, orange, rose gold, grey, red, and black are mentioned as colors that can make brown eyes pop. Ultimately, the best eyeshadow color for brown eyes can depend on individual preferences and skin tones. It's important to consider personal style and experiment with different shades to find the most flattering look