colored wools can not be obtained via the /give command (this bothers me for a map)

You was alaways Able to with commands.  You just need the correct number to get the correct block just like stained  glass and terracotta.

Does the issue still occur after you followed steps from the comment above?

Cleaning up old tickets: This ticket had been set to 'Awaiting Response', but has not received a response from the reporter (~3 months+) so is being closed as Incomplete. If you feel this is still a valid issue then please comment, or create a new ticket following the Issue Guidelines which includes steps to reproduce the problem.

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