How to Improve Colors – Lab Coloring Tutorial

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LAB Coloring it ‘a management technique of colors. It is different from RGB that is additive method based on the three colors red, green and blue, from which its name RGB.

In LAB color instead is a color space-opponent with the size L for brightness, and a and b for color ranges. The Lab color space includes all perceivable colors, which means RGB and CMYK color range.

But how LAB Coloring works?


To work in LAB Color you have to switch the mode from RGB to LAB color

Schermata 2015-03-22 alle 20.21.21


Select Curves into adjustment layers

This time instead of having the range of colors of Red, Blue and Green, as I said at the beginning you will have typical L, A and B color mode

Select A mode and  shortens the curve until a new center



Now select B mode and shorten the curve the same, in this case to obtain a new center point you have to move more the curves than the previous step




Now you can adjust the opacity of the layer or mask the result as you want


When edit in LAB Color is finished, merge layers and turn back to RGB mode


To see all the changes and layer intervention step by step

Watch the video


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Hi, my name is Giuseppe Sapori, a professional photographer and author of this website, created by yours truly to show my work and share with you the techniques I use. My expertise is in the field of Landscape Photography... (Read More)

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