font: 120%/1.5 georgia, serif;
background: white;
margin: 0;
padding: 0;
}
p {
max-width: 24em;
margin: 0;
padding: 1em;
background: rgba(255,255,255,.5)
}
</style>
<?php
$h1 = rand(0, 360);
$s1 = rand(0, 100);
$l1 = rand(0, 100);
$colour1 = hueName($h1);
$saturation1 = saturationName($s1);
$lightness1 = lightnessName($l1);
echo '<body style="background: ' . returnColor($h1, $s1, $l1) . '">';
echo '<p>Chances are you are looking at a' . $saturation1 . $lightness1 . $colour1 . ' browser screen.</p>';
echo '</body>';
?>
function hsv2hex($h, $s, $v)
{
$s /= 256.0;
$v /= 256.0;
if ($s == 0.0) {
$r = $g = $b = $v;
return '';
} else {
$h = $h / 256.0 * 6.0;
$i = floor($h);
$f = $h - $i;
$v *= 256.0;
$p = (int) ($v * (1.0 - $s));
$q = (int) ($v * (1.0 - $s * $f));
$t = (int) ($v * (1.0 - $s * (1.0 - $f)));
switch ($i) {
case 0:
$r = $v;
$g = $t;
$b = $p;
break;
case 1:
$r = $q;
$g = $v;
$b = $p;
break;
case 2:
$r = $p;
$g = $v;
$b = $t;
break;
case 3:
$r = $p;
$g = $q;
$b = $v;
break;
case 4:
$r = $t;
$g = $p;
$b = $v;
break;
default:
$r = $v;
$g = $p;
$b = $q;
break;
}
}
$newcolor = array($r, $g, $b);
return returnColor($newcolor);
}
