traditional feminine colours: pastels... pinks, baby blues..
'unisex' colours: orange, reds, greens
no bright colour: black, white, silver, naked frame colour.
hint of feminine colour: e.g a black or white bike with some pink detailing
hint of 'unisex' colour: e.g a black or white bike with some red detailing
"How about if we all just try to follow these very simple rules of the road? Drive like the person ahead on the bike is your son/daughter. Ride like the cars are ambulances carrying your loved ones to the emergency room. This should cover everything, unless you are a complete sociopath."
David Desautels, in a letter to velonews.com
Random babblings and some stuff to look at.