Painting the Interdimensional Traveler - ZBrush Creature Design: Creating Dynamic Concept Imagery for Film and Games - page 295

6. Repeat this process for the purple light. Create a new layer called “purple light.” Select a purple hue
from the color picker (RGB 203 88 202) and draw a gradient from the lower right corner of the image. Set
the blending mode to Overlay and dial back the opacity on this layer so it's a more subtle lighting effect
( Figure 5-69 ) .
Figure 5-69: The purple gradient before and after setting the layer blending mode to Overlay