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I use the eyedropper to hover over each color and see that the saturation of the original color and the resulting color is the same, but the value of the color has greatly increased from 50 to 100. Understanding what’s happening with these colors will help us effectively add and control light in our paintings. Setting the layer to Add Glow gives us a result that’s much lighter than the original color. Since the upper layer set to normal, the swatch I made blends right in with the layer underneath. On the upper layer, I paint a swatch over it. To show what Add Glow does, first I make two layers and fill the lower layer with a brown colored rectangle. In Photoshop, it’s called “linear dodge.” This mode affects the image in similar ways. We’ll be using the Add Glow blending mode. Staying within a limited contrast range allows you to maximize the amount of detail retained when ramping up highlights with blending modes. Once we add lighting effects, the contrast and saturation will increase. I chose these because I painted both with a limited gamut, a limited range of color saturation, so they’re not overly contrasting.
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One is stylized, and the other is more traditional. Let’s dive in! I’ll be using two paintings as examples. Aim for a harmonious palette with complementary color saturations that won’t compete with each other and then use the following techniques to throw your images over the top with creative lighting. That said, this doesn’t take the place of planning out a color palette. With digital art, we can make those decisions on the fly or after we’re done laying down the bulk of the piece. Traditionally, artists would paint thumbnail-sized painting color studies to determine the tone or value range of their painting before diving into a full-sized final piece.
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The ability to add light to a painting during or at the end of your drawing process is something to celebrate! You can’t do this with traditional media, and it allows you to experiment with and give additional focus within your art during the production phase. For this tutorial, I’ll be using Clip Studio Paint on the iPad Pro, but it applies to any software that allows you to assign blending modes to your layers. Today we’re going to be talking about lighting our digital paintings.
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