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- <?php
- global $color;
- $color = '000000';
- function color_inverse($color){
- $color = str_replace('#', '', $color);
- if (strlen($color) != 6){ return '000000'; }
- $rgb = '';
- for ($x=0;$x<3;$x++){
- $c = 255 - hexdec(substr($color,(2*$x),2));
- $c = ($c < 0) ? 0 : dechex($c);
- $rgb .= (strlen($c) < 2) ? '0'.$c : $c;
- }
- return '#'.$rgb;
- }
- echo color_inverse($color);
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