You Do Need power plug adapter while traveling from Panama to Côte d'Ivoire (Ivory Coast).

Here is Why You Need An Adapter

The outlet and plug type used in Côte d'Ivoire (Ivory Coast) are C and E and in Panama are A and B. This is how they look like.

Panama

In Panama, outlets of type A and B are in use.

Type A

Type B

Côte d'Ivoire (Ivory Coast)

In Côte d'Ivoire (Ivory Coast), outlets of type C and E are in use.

Type C

Type E