Camel or floral velvet carpet.
generally beige curtain is suitable for almost all main colors. But I think you decoration color is cool, so you can choose the small size of bright carpet.
just to separate from the color of the carpet, if the room is too much gray, the carpet should be in a light color, the key to your own preferences, choose by yourself is better on the basis of not against the color aesthetics . Also it should be light color After all, it is home, not office. Do not recommend specific color, a dignified sense. The gray curtain is not good, the designer only gives you the suggestion to combine the existing color and the decoration style in your room