Digital BW, The Print

The Staples box doesn't say acid free...  Cheap(er) stuff I had and
thought it would do for experimenting.  I would like to try and add
some cyan in the mix to cool the mid tone and highlights down a bit,
any suggestions on where to start?

51 step wedge
Heavy weight matte setting, high speed off, best photo
26th patch
L=45.12
a=2.46
b=3.87
density=0.83

Premium semi-gloss photo paper setting, high speed on, photo RPM
26th patch
L=40.68
a=2.42
b=4.09
density=0.93

Switched out inks to the UTFSN set and currently messing about with
that...