Eyes are too precious to play around with!!!
In Hebrew as a term of love one can call someone” my eyes” aynayim sheli -it means you are my everything.
If someone is worried about appearances for shidduchim, then makeup lessons, advice on wardrobe and weight control are all relevant, but surgery to change one’s eyecolour? All eyes are beautiful in different ways, think of beautiful people not all are blue eyed, variety etc makes life fun.