CCaptcha::SetBorderColorRGB

function SetBorderColorRGB($color)
{
	if(preg_match("/^[0-9A-Fa-f]{6}$/", $color))
	{
		$arColor = array(
			hexdec(mb_substr($color, 0, 2)),
			hexdec(mb_substr($color, 2, 2)),
			hexdec(mb_substr($color, 4, 2)),
		);
		$this->SetBorderColor($arColor);
	}
}