def get_colors(self):
response = self._requester.request(<EOL>'<STR_LIT:GET>',<EOL>'<STR_LIT>'.format(self.id)<EOL>)<EOL>return response.json()<EOL>
Return all custom colors that have been saved by this user.

:calls: `GET /api/v1/users/:id/colors \
<https://canvas.instructure.com/doc/api/users.html#method.users.get_custom_colors>`_

:rtype: dict