CIMMessageParamAttach::SetColor

public function SetColor($color = null)
{
	if ($color == self::TRANSPARENT)
	{
		$this->result['COLOR'] = 'transparent';
	}
	else if ($color != self::CHAT)
	{
		if (!$color || !preg_match('/^#([a-fA-F0-9]){3}(([a-fA-F0-9]){3})?b$/D', $color))
		{
			$color = BitrixImColor::getRandomColor();
		}
		$this->result['COLOR'] = $color;
	}
}