PHP网页web颜色调配器代码

for ($x=0;$x {
$abs00=sqrt(($x*$x)+($y*$y));
if ($abs00>16)
$abs00=16;

$abs01=sqrt(($x*$x)+((16-$y)*(16-$y)));
if ($abs01>16)
$abs01=16;

$abs10=sqrt(((16-$x)*(16-$x))+($y*$y));
if ($abs10>16)
$abs10=16;

$red=((16-$abs00)*16)-1;
if ($red $red=0;

$green=((16-$abs01)*16)-1;
if ($green $green=0;
$blue= ((16-$abs10)*16)-1;
if ($blue $blue=0;

$col = sprintf("%02x%02x%02x",$red,$green,$blue);
echo "

echo "

for ($y=0;$y {echo " n"; n";} n";}?>

($red,$green,$blue=$col)

echo "

大家好，这个颜色可以了吗？ ";
?>