Wall schedule 2D lines wrong color in layout

[lancry_loris]

Hi, I am trying to create a legend for a floor plan with different wall types. My graphic overrides works as expected in plan and in the schedule view but once i drag it onto layout it goes back to black lines (but the rest of the GO works).

Here in schedule view:

In the layout:

I already checked, the drawing i placed has the same GO, Layers, Pen set etc... in all the available places.

How can I change that please ?

Thank you,

Loris