You can opt for any tone of jewelry metal, but I prefer gold or rose gold accents with this combo
What tends to look off is mixing a pale ice blue with a deep navy, because the contrast is too stark without a unifying element
Experiment with bold and vibrant accessories to add to a neutral or monochromatic dress
For good nails, you will need to have high-quality nail polish, and we have searched the web for some good choices: Essie Nail Polish in Cab-ana, China Glaze Nail Lacquer in Frostbite, Ulta Gel Shine Nail Lacquer in Island Blue, OPI Nail Lacquer in This Colors Making Waves, etc
If the weather is cool enough to justify it, this is where a great overcoat and scarf can really elevate the smartness of the look, too