A psychological experiment of two conspicuous objects extraction from a shortly presented color image by human was executed using touchscreen. Our results are as follows: (1) Subject touched the object near the center of the color image. (2) Large object was more conspicuous than small object. (3) Conspicuous Objects was the high value of contrast with the background. These data is expected in what is used as one of the appraisal standards of the area extracted by the image processing.