Color analysis of your pictures
This page analyzes your pictures online.
Crop the picture to remove the degraded or poorly lit parts (e.g. edges of the painting), and if necessary revive the colors, by means of photo editing software (which often compensates for a poor lighting or aging of varnishes).
◦ format : jpg / jpeg / png
◦ minimum number of pixels : 1,000
Select the jpg/jpeg/png file to analyze and click on SEND PICTURE.