The first thing to do, is to drag and drop you color table into Coraye
Coraye is compatible with .cxf, .aco, .acb, .ase, .csv, .lab (Caldera) files.
By right clicking, you will have access to export functionalities. Select Export Cxf.
Give a name before saving your file (for example: My Color Table.cxf)
Open the EFI Client or the Fiery Command Workstation software.
Open the Color Tool option.
Select in the upper tab the File > Import action.
Browse to your .cxf file, select it and open it.
Colors of your Color Table will appear in the left column.
Give a name to your EFI Color Table.
Assign your Color Table to yours workflows, and it's ready to use.