Testing trigger...Are they getting lighter or staying the same?

Tara • 32• Married • Almost 3 years TTC • 6 IUIs • Roman James , July 7, 2019 💙 Baby #2 due May 2023 💚 through IVF 💉

They look about the same to me...mayyybeeee the fourth one looks lighter and today’s looks darker 😬

What do you guys think?!

The last one is this morning 10 dpt, 9 dpiui