Update** false bfp!! Blue dye

Marie • Working on # 4 and happily married.
Earlier today I posted a pretty dark blue line. Asking was it bfp or evap well I have to assume Evap becomes I took a First response 6 days sooner and it looks - 😫
I'm 9dpo I know I'm not out but what the heck happened?? I tested with fmu with blue dye. And 4th with first response. Either way I'm bummed 😠