I realized that color in day view and week view depends on something like Calendar Type. (Work, Personal, Hobbies, Family to choose in default)
In month view it is represented by litle colored dot on left side of event.
Calendar Type i mean look at attachment type_calendar.png.
How can i styling this options??
What i mean?
How to styling, how to change color of this Event options? ((Work, Personal, Hobbies, Family to choose in default))
How to set color red to Work ?
How to set color blue to Personal?
How to set color green to Family?
Etc…
And How to add another one option to choose there for exeample Free Time.