The materials and tone were selected by concerning the context. The color of skin coat concrete should go along with the surrounding. The ground level is black-grey to divide the boat from the river, the second floor and the ground. In addition, the site location is on the brown-red soil, the house is therefore should be limited coloring into three major colors which are uncoated concrete grey, black-grey and brown-red which the tone is matching the soil on the location.