Animation Brief - Character Development

To start developing the character a bit more, I scanned in the original drawings and used illustrator to vector them, giving them a bit more of a cartoon/ animated appearance.

The style works pretty well, but I need to figure out how they will work when coloured. I did these quick colour test, but havent decided on a final or appropriate colour for the final spider. Click the image to make it bigger. 

I also need to think about how detailed the animation will be. It will inevitably need shading which effectively adds another, darker colour to each asset or image. This will definitely need to be considered, not least because dealing with shadow even slightly realistically will increase animation time dramatically. The examples below show a simple change to mouth colour, and then a shaded example which could be used as a final design idea: