There's some useless doubling happening there. And if you're using $a and $b, they're ok by strict. 
# 65 chars
sub colors {
for$a(@_='00336699ccff'=~/../g){for$b(@_){print"#$a$b$_\n"for@_}}
}

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japhy -- Perl and Regex Hacker

In reply to Re: Golfing Colors by japhy
in thread Golfing Colors by iamcal

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