No Color in Composited Image

I am trying to combine the render passes into a composite image per

However, i end up with a grey scale image.

What am i missing??


Render Passes 01.blend (234 KB)

You are using Math nodes. Replace them with the Mix node set to Add or Multiply, as appropriate.

The node trees are generally colour coordinated; yellow - yellow; grey - grey and so on, but you can deviate from that depending on the context.