If you have a formal evening out, getting ready for it would take up much more time that the event itself. The whole process of selecting the perfect dress, the accessories to go with it and the look to match could actually last you most part of the day. Formal evenings are not just looked forward to, but also readied for in great excitement and anticipation.The most fitting outfit for a formal evening would be the evening cocktail dress. This is always safe and never fails to create a great impression. It looks stylish and has plenty of class, and rarely if ever goes out of fashion. The evening cocktail dress matches anything worn by the man perfectly and sets the couple off to perfection.There are several varieties and styles even within the evening cocktail dress. Although it seems like a fairly straightforward and simple choice to be making, there is plenty of scope to be overwhelmed here as well. For one, the colour, the fit and also the style can alter its look entirely.The most common colours for evening cocktail dresses are white, black and maroon. While black is considered the colour of the night and the perfect, most safe colour for an evening, the others can be found as easily. Other great colours to try and opt for are bottle green, deep wine, or even steel grey. Whatever the occasion, always choose a colour which matches your tone and brings out the colour of your skin. Forget about the fashion, and try and focus on the basics if you have a formal evening.There are various styles in the dress. There are some which are flowing and gathered. Others have simple straight cuts but look extremely elegant. The kind of style you opt for in your dress should depend entirely on the kind of figure you have, and the look you want. There are dresses which have thin straps, others which drape easily over one shoulder and yet others which are entirely strapless. While each of them has a different appeal they are all equally stunning.There can be nothing more alluring than the look and feel of sheer satin on the skin. Evening cocktail dresses in soft satin not just define the body perfectly, but also lend a subtle shimmer which can help you look stunning.No matter what the dress does for you, it is the confidence and assurance with which you carry it off that makes the difference. Stand tall, put your chin up, and rule the floor as you glide along effortlessly. Everything will fall in place thereafter.