I have take a look at your images, the colors of the both product is a bit dark, in my opinion. I am not sure if you know this, when women are pregnant (some cases) the darker color makes them nauseated and they choose lighter colors. If you can ask your designer to adjust the color of both product will be better in my opinion.
Doing so you will be more successful in the market.
Should you have any question do not hesitate to contact me.
Have a great day.
Ovulation color
HCG Color