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RGB vs Lab colour – What it is and how you can use it when processing your images

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Most of us probably never leave the realm of editing our images in a regular RGB colour space. But many applications also allow you the option to edit your images using Lab colour. What is Lab colour? How do we use it? and how does it benefit us?

Aurélien Pierre, developer of filmic module for the open-source editing software Darktable, recently put together a massive article (English version) covering everything you need to know about working in Lab colour. And while some of the steps might be specific to Darktable, the principles can be applied to many different editing applications.

sRGB, Adobe RGB, ProPhoto RGB – Which you should use, when and why

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Colour space is one of the most confusing topics in digital photography. Every day I see questions popping up on social media about them. The most common one being something along the lines of “Why does the colour on Facebook not look like it did in Photoshop?”

Well, here to demystify colour spaces and talk about LAB, Adobe RGB 1998, ProPhotoRGB and sRGB is Aaron Nace from Phlearn. He breaks down the differences between them, tips on how to choose which colour space to work in and which to use when exporting your final images.

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