http://www.ebay.com/itm/12V-DC-ENGINE-START-STARTER-IGNITION-PUSH-BUTTON-SWITCH-WITH-RED-LED-/300852431030?fits=Make%3AHonda&hash=item460c33c8b6&vxp=mtr
U only need to the wiring by yourself.
http://www.produktinfo.conrad.com/datenblaetter/1000000-1099999/001050465-da-01-en-LED_RGB_5MM_L_154A4SURKQBDZGC.pdf
Here is a datasheet for a LED with 4 legs.