In terms of paint color- I tend to choose paints last based on the rest of the architectural finishes. 

The warm color makes the space look sunny and inviting. 

It can help you with the concept if you give some direction, like 'I want something midcentury modern' or 'design me a cabin with modern rustic touches featuring a green and brown color palette.'

Which colors in this map would correspond to B neighborhoods?

I have no idea how to best lay out the new kitchen (current layout is not ideal) and would love input about best materials / colors, etc to use.Would it be worthwhile to hire an architect?

Yes, you have to decide on paint colors, bathroom tile, flooring, light fixtures, plumbing fixtures, etc...

You provided more color and I will ensure that I am considering the "good" & the "bad". 

Using race, color, sex or national origin for screening is illegal and morally wrong.

We’ve settled on one brand and color my contractor likes from Home Depot that’s mid range priced and is easy to work with and looks elegant.

This is adding Source of Income to the discrimination list (i.e. race, color, religion, etc.).From what I gather, this has been attempted before but has failed.