#! perl
use strict;
use warnings;
use List::MoreUtils 'pairwise';
use Data::Dump;

my  @array1 = qw(red blue green);
my  @array2 = qw(black orange white);
my  @params = pairwise { $a . ':' . $b } @array1, @array2;
dd \@array1;
dd \@array2;
print join(',', @params), "\n";