Creating a Translucent Plastic material

Materials

Start with a Basic Layer.

In this example, we used a blue color in the Diffuse Channel (20,140,210) and a middle gray in the Reflection Channel (128,128,12). (Image 1)

To add translucency to our material, use a brighter tone of the Diffuse Color (45,165,235) in the Translucency Channel. (image 2)