<?php function genRandColor(){ $a=array(0=>0,1=>1,2=>2,3=>3,4=>4,5=>5,6=>6,7=>7,8=>8,9=>9,10=>"A",11=>"B",12=>"C",13=>"D",14=>"E",15=>"F"); $color="#"; for($i=0;$i<6;$i++){ $color.=$a[rand(0,15)]; } return $color; } echo genRandColor();