ColorFlow 7.5 simplifies curve creation and application. We strongly suggest you create new curves in ColorFlow rather than Harmony, because of ColorFlow's many advantages. However, there is no mandatory requirement to switch from Harmony in Prinergy 7.5.
We recommend you move to ColorFlow in a phased and controlled manner. You can start by creating new ColorFlow curves for new print conditions, but continue to use existing Harmony curves in existing Process Templates for legacy print conditions.
Note that ColorFlow is the only option if you wish to align a print condition to a modern standard like GRACoL or G7.
The new curve creation process in ColorFlow is straightforward if you are printing and measuring charts. For other situations, consider the following: