Research into Retail lighting suggests that a bright everywhere approach may not be the best an encouraging customers to feel comfortable when they make a purchase. We probably all know the 7-Eleven effect when everything is lit in the whitest possible light - a definite shock to the system.
A relatively inexpensive and efficient way to include this warm contrast is to include Vintage LED in your shop design. Please get in touch if you would like a product demonstration of Vintage LED Retail lighting options.
More on Retail lighting design can be found here.
http://lighting.com/ideal-retail-lighting-for-stores/