How do i set the color for ics event? <p>From my application i want to send email with ICS event attachment to my customers. I have successfully send mail with .ics file. Now my customers want to display .ics event with some color. Is there any way to add color attribute into .ics file.Please refer my .ics file which was i send</p> <pre><code>BEGIN:VCALENDAR PRODID:-//Events Calendar//iCal4j 1.0//EN VERSION:2.0 CALSCALE:GREGORIAN BEGIN:VEVENT DTSTAMP:20131125T062336Z DTSTART:20131125T143000 DTEND:20131125T150000 SUMMARY:Pro-Lakshman Pro-Single Lesson 30 mins TZID:Asia/Kolkata UID:20131125T062337Z-uidGen@Lakshmanan ORGANIZER;ROLE=REQ-PARTICIPANT;CN=Lakshman:mailto:lakshmanan@xxxxxxx-it.com ATTENDEE;ROLE=REQ-PARTICIPANT;CN=Karthik:mailto:laksparis@xxxxx.com END:VEVENT END:VCALENDAR </code></pre>