If you are going to poke the wallpaper in a small room, it is better to choose them with a small and inexpressive pattern or pattern. They look very ugly in a small room (and our apartments are mostly like that) large flowers on the walls or sharp transitions of colors on patterns. With such wallpaper you can glue only large living rooms in cottages or mansions, where high ceilings. You probably yourself have repeatedly noticed that in small spaces large and contrasting patterns depress. In the room where you relax or are a lot of time, there will be better drawings and shades of neutral tones. They will not cause vivid emotions.
If you have low ceilings, you need to visually raise them using a vertical pattern on the wallpaper. Just make sure that the transitions of the color between the stripes on the wallpaper are not contrasting, it is better if they are blurry. Dark color on the walls can achieve a visual increase in the volume of the room, but even dark wallpaper should be lighter than the floor. Light walls will reduce the volume perception of the room. If you cannot come up with a clear design of your rooms, then it is best to use neutral colors so that they do not affect how your premises will be perceived. The choice of such colors is very limited, it is the color of coffee, coffee with milk, peach, gray, pale pink, their various mixing and shades. But if you are trying to hide various flaws and defects, uneven walls, then your wallpaper should be colorful, but not a contrasting pattern. Plain wallpaper will not be able to hide all the roughness and uneven walls. These very simple recommendations can provide you with a big service when choosing and buying wallpapers. It is better to spend some time to get around a number of stores than then make sure of your erroneous choice.