Build Me Up Buttercup

I know Spring is still several months away, but I am already dreaming in shades of yellow- buttercup, soft lemon, and daffodil. What color is more uplifting? 

Bra/La Perla

Necklace/Jennifer Meyer Jewelry

Handbag/Fendi

Shoes/Jimmy Choo

Nail Polish/Deborah Lippman

Lipstick/Tom Ford