<?php
$hexColor = '012';
$color = implode('', array_map(function($color){ return str_repeat($color, 2); }, str_split($hexColor)));
echo $color;
echo PHP_EOL;
print_r( array(
'R' => hexdec($color[0] . $color[1]),
'G' => hexdec($color[2] . $color[3]),
'B' => hexdec($color[4] . $color[5]),
) );
sscanf($color, '%02x%02x%02x', $RGB['R'], $RGB['G'], $RGB['B']);
print_r( $RGB );
echo PHP_EOL;
preferences:
41.73 ms | 402 KiB | 5 Q