"His lips didn't even touch her hand" well duh, you should never touch the hand of the person with your lips when you do a baisemain (╯°Д °)╯╧╧ I know this is a (mostly) French custom, we're tactile, we do the bise too, yadda yadda... but seriously, doing it with the lips isn't proper baisemain, why do so many people think that (っ°Д °;)っ
So... Those colors are simply the routes' colors and don't represent the characters' feelings, right?
Not they do mean how they feel