public static function css2hsl($css)
{
if (strpos($css, "hsl(") !== false) {
$hsl = str_replace(["%", "hsl(", ")", " "], '', $css);
return $hsl;
} else {
if (strpos($css, "rgb(") !== false) {
$rgb = str_replace(["rgb(", ")", " "], '', $css);
return Convert::rgb2hsl($rgb);
} else {
if (strpos($css, "#") !== false) {
$hex = str_replace(["#", " "], '', $css);
return Convert::hex2hsl($hex);
} else {
if (strpos($css, "hsla(") !== false) {
$hsla = str_replace(["%", "hsla(", ")"], '', $css);
return Convert::hsla2hsl($hsla);
} else {
if (strpos($css, "rgba(") !== false) {
$rgba = str_replace(["rgba(", ")"], '', $css);
return Convert::rgba2hsl($rgba);
}
}
}
}
}
}