My first article for PetaPixel just dropped on their site this morning. This one deals with using the Curves adjustment tools in Adobe Photoshop. Curves is a very powerful tool and it was hard to keep the article as short as it is (it’s not brief!). For those of you who are new to image editing, or you’re well versed but just don’t venture into curves much, I hope you find this article interesting and useful. Keep in mind the principles in this article will apply to curves adjustments in other applications such as Gimp, Affinity Photo, and others.

Below is the intro, or click here to go to the full article on

When thinking about the Curves tool in Adobe Photoshop, the phrase “With great power, comes great responsibility” is a thought that comes to mind. Curves is the most powerful tool in Photoshop for adjusting brightness, contrast, tonality, and color. All that power comes at a price and if not wielded carefully it can easily wreck an image. That’s why it’s best to work on a copied layer or use an adjustment layer when using Curves.

Read the full article here: