Why is my text lower quality when it's red?

I have a simple setup where text is green if it’s positive and red if it’s negative. Here are the blueprints:

When I go into the game, this is what I see.

286419-ue4pic2.jpg

The stamina text is a lot lower quality than the health text. Does anyone know why this is? I’m not using the default Roboto font and the blueprints for the Health is the exact same.

I don’t think it is, it just doesn’t go well with the grey background…