QIMEI-SHOP Druckschalter Wasserdicht 16mm Taster LED Schalter 12-24 V 3A Verriegelung Druckknopfschalter Messing 5 Pin mit Blau Ring LED-Licht für Auto KFZ Boot Motorrad 5 Stück
amazon link is too long
there are many like this button / switches, most waterproof and using a builtin led
A google search of the form “fritzing part illuminated push button switch” should find existing part. There isn’t enough information here to make a part (and in general switches are usually generic in nature as there are too many varieties available.)