Communication Diagrams in Color

It is possible to highlight particular message flows in a Communication diagram using different colors for each message set.

Highlight the colors in a Communication diagram

A Message Flow example in a Communication diagram using Sparx Systems Enterprise Architect.

Step	Action
1	Select 'Start > Application > Preferences > Preferences > Communication Colors'. The 'Communication Message Coloring' page of the 'Preferences' dialog displays.
2	Select the 'Use Communication Message Coloring' checkbox.
3	Click on the drop-down arrow of each 'Message n' field, and select the required color for each message group.
4	Click on the Close button. On your Communication diagram, each sequence group of messages displays in a different color, as shown.