1. A color-measuring apparatus comprising: an imaging unit that images a test pattern and obtains image information of the test pattern; a reference color-measuring unit that color-measures the test pattern and obtains a reference color measurement value of the test pattern; and an amending unit that obtains the color measured result of the test pattern in a narrow range in at least one direction in comparison with a measuring range for obtaining the reference color measurement value by the reference color-measuring unit based on at least the image information and the reference color measurement value.