Concept largely based on Nephalem which appeared during a poll last year, because the idea is simply too interesting and unique to give up on -- and I would enjoy if similar bases actually made it into the game:

Alder -- specifically named for Red Alder tree which is a distinct shade of crimson inside with a brownish bark outside -- is a two-sided base with differently colored hindquarters and front, bred from both Golden and Red bases:


Lineless:


The factors I propose are:

Deira, Honey, Jacinthe, Nacarat, Sahara
x

Mauve, Manakbir, Blush Rose, Wild Rose, Ruddy

Let me know what you think.