You're giving the -background attribute a reference to a scalar. You just want the scalar value. 

my $test = $mw->Label(
    ...,
    -background => $bg_colour,
    );

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--
brian d foy <brian@stonehenge.com>

In reply to Re: changing the background of a Tk Label by brian_d_foy
in thread changing the background of a Tk Label by fcvw

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