PHP HSLToRGB Examples

Example #1

File: functions.php Project: MrBoy31/helpful-intranet

function ChangeLuminosity($RGB, $LuminosityPercent)
{
    $HSL = RGBToHSL($RGB);
    $NewHSL = (int) ((double) $LuminosityPercent / 100 * 255) + (0xffff00 & $HSL);
    return HSLToRGB($NewHSL);
}

Example #2

File: colors.php Project: SimTabi/tribble

 function grid_get()
 {
     $GR = 5;
     for ($i = 0; $i <= 360; $i += $GR) {
         $H = $i;
         $coiso = '<div style="width: 400px; float: left; margin: 2px;"><h2>' . $H . '</h2>';
         echo $coiso;
         // echo 'H:'.$H.'<br>';
         for ($s = 100; $s >= 0; $s -= $GR) {
             $S = $s;
             // echo 'S:'.$S.'<br>';;
             for ($l = 100; $l >= 0; $l -= $GR) {
                 $L = $l;
                 // echo 'L:'.$L.'<br>';;
                 $HSL = array('H' => $H, 'S' => $S, 'L' => $L);
                 $RGB = HSLToRGB($HSL);
                 // var_dump($RGB);
                 $R = $RGB['R'];
                 $G = $RGB['G'];
                 $B = $RGB['B'];
                 $swatch = '<div style="line-height: 20px; text-align: center; width: 40px; height: 40px; float: left; background-color: rgb(' . @$R . ',' . @$G . ',' . @$B . ')">S:' . $S . '<br>L:' . $L . '</div>';
                 echo $swatch;
                 // var_dump($HSL);
             }
         }
         echo '</div>';
     }
 }