Printing apparatus and color chart printing colorimetry method

A printing apparatus comprising:

• a printing unit configured to perform printing by attaching a color material to a printing medium;
• a colorimetry unit configured to measure a color;
• a data generation unit configured to generate color chart data for printing a color chart that includes a first spot color patch that is a patch of a first spot color;
• and
• a printing colorimetry control unit configured to control printing performed by the printing unit and colorimetry performed by the colorimetry unit;
• wherein
• the data generation unit acquires, from a first image represented by a first print job, a position of the first spot color contained in the first image and generates the color chart data having the first spot color patch disposed at a position corresponding to a position of the first spot color in the first image and
• the printing colorimetry control unit causes the printing unit to print the color chart that is based on the color chart data and causes the colorimetry unit to measure the color of the color chart printed on the printing medium by the printing unit.