There is no right or wrong answers, only suitable not suitable. The choice of colors is not only according to personal preferences, but also according to the specific circumstances of room. If you have designers, please listen to the designer's recommendations, if not, I will provide you some principles that can help you to select the floor.
1. Make sure of the style: Light-colored floor for comfy and cozy, dark-colored floor for modesty.
2. Selecting a light-colored floor when the room is small or with less light, which could makes the room seem bigger. Any color is Ok if the room is big and luminous.
3. On the color match,light-colored furniture can go with both the deep and light colors,but the warm color is recommended for comfy and cozy. Please avoid the deep-colored furniture and floor which makes people depressed.
4. I will recommend you the colour assortment that can help you to make decision:light-colored wall, intermedium-coloured floor,deep-colored furniture.
5. Soft warm color floor can be used in the rooms for kids and olds,because the warm color will make people feel warm and confortable.