Getting accurate color in photography is sometimes very crucial. Of course, in every day shooting it might not that important. Macro, landscape, and portrait photography might genres where color accuracy is important.
You want the skin tones and colors of products to be perfect. In the linked video I will give you four tips about colors and how to get them right.
Color Checker
Using a color checker and calibrating your camera is actually quite easy. What you need is a Color Checker. I have used X-Rite Color Checker Passport 2 and Passport Video. With these two cards, I can be sure that my colors are correct. the way they actually are.
The workflow
The workflow is quite easy. You just include the Color Checker in the first photograph. The most important thing is to have the same light as you will have on your photograph. This way you will get the best results. The instructions on how to proceed from that can found from the video.