Shirt colour can be whatever you want, but if you pick a common colour you'll get a properly-coloured shirt icon next to your team name in various displays. Examples include yellow 
, light blue 
and dark 
. If you have two options, list them both. For example, "blue or white" will show like this: 
/
. If you get the "unknown" shirt 
, this means that your colour is not supported.
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