Is the Call 4b hand in the preflop matrix in blue color? H2N preflop diagram shows alternative actions along with the main ones. Call or raise are alternative actions to fold in this case and as such they will display in the matrix by default, but they won't count towards the stat value.
You can read more on this system in our manual, "Why are there two colors in preflop matrix?" section of this page:
https://hand2note.com/Help/pages/ExtendedPopup/
