Black
You should wear a silver or a light gold. It depends if you want to match.
champagned colored shoes so then they would match.
It is VERY cute with a neutral colored pair of tights with boots that match with the neutral color.
Champagne is considered a neutral color, just like how white and black are neutral colors. If I were wearing a champagne dress, I would wear a bright colored nail polish. The trend in nail polish right now are bright blues, pinks, purples, etc.
Of course, you can wear a sweater dress on New Year's Eve. If it is cold where you live that would be a wise and cute choice with leggings and boots.
BlackPurpleRoyal BlueCoralTeal/ TurquoiseVibrant PinkJust stick with deeper colors and stay away from light colors.
Since brown and cream are neutrals you have color options. You can keep the color palette simple by wearing light tights, brown shoes, and gold jewelry. You could also add a pop of color, such as turquoise or red, and wear that color tights and jewelry. With a sweater dress you want to wear accessories with weight. Choose actual tights or leggings instead of sheers. If you have chunky shoes, wear them. Opt for a bold, statement necklace instead of a small chain.
A half-zip sweater can be worn with a dress shirt, an oxford or a plain tee. Wear a tie with your shirt to dress it up the half-zip.
She should wear dress pants and a thin but fancy sweater with a matching scarf. Also high heels. She should wear dress pants and a thin but fancy sweater with a matching scarf. Also high heels.
The dress code is "black on the outside" which means black pants or skirt on the bottom and on top a black shirt, jacket or sweater. If you wear layers, you can have any color or pattern under the sweater or jacket. They do not accept relaxed standards of dress so everything should be neat and professional. Accessories (like a scarf, belt or shoes) may be any color. I like to wear a nice black skirt with black boots and leggings and top it with a super bright silky blouse under a black jacket or sweater.
Yes. They must wear all black. Men can wear different color shirts if they wear a vest or jacket over it, and they are allowed a bit of color variation in their neckties and belts. They can have one color pinstripes in their suit, if the stripe is thin, and women can wear a sleeveless shirt of a different color with a black sweater or jacket over it.