Cool neutrals have become very popular over the past several years for its versatility and ability to pair with many other colors and materials. Gray can be cool or warm. Cool grays tend to work well with modern interiors contrasted with pure white. Warm grays are more inviting and pair well with wood finishes and natural stone. Dark gray is dramatic and light gray soothing. Gray is perfect for any room including nurseries as it pairs so well with yellow, mint, pink and blue.