Along with analyzing undertones and colors in hair, skin, eyes, etc, Robert Dorr also studied personality preference differences between blue and yellow based individuals.
While not all of these preferences may ring true for you, if you are yellow based, chances are you will like most of the things on this list. Comment below if this was accurate!
If you are yellow based you probably like:
Pearls
Informal home decoration
Working with your space
Natural wood
Unadorned
Barn Wood
Informal dress
The personal eye
Smooth
Pewter
Geography
Snorkeling
Casual
Situational tactics
The practical
Antique gold
Canadian fox fur
Casual jeans
Comfort
Wilderness with forest
Rustic things
Producing things
Informal entertainment
Urgent, go
Complete
Results orientation
Math
Coaching
Wool