How to Apply Colors in PlantUML Activity Diagrams

Using #color syntax, we can add colors in activity diagram.

addColorsToActivityDiagram.txt

@startuml

title "Student grade"

!pragma useVerticalIf on
start

if (marks < 35) then (yes)
	#pink :Print 'You are failed';
elseif (marks < 50) then (yes)
    #gold:Print 'You are passed and got third class';
elseif (marks < 60) then (yes)
    #aqua:Print 'You are passed and got second class';
elseif (marks < 70) then (yes)
    #palegreen:Print 'You are passed and got first class';
else (no case matched)
    #00ff00:Print 'You are passed and got distinction';
endif

stop

@enduml

 Above snippet generate below diagram.

 

  

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