Stocks dropped 2 percent on Tuesday after data showed U.S. consumer confidence fell steeply in June on worries about the labor market.

The Dow Jones industrial average <.DJI> dropped 217.28 points, or 2.14 percent, to 9,921.24. The Standard & Poor's 500 Index <.SPX> fell 24.94 points, or 2.32 percent, to 1,049.63. The Nasdaq Composite Index <.IXIC> slid 63.75 points, or 2.87 percent, to 2,156.90.

The S&P 500 fell below its 2010 closing low of 1,050.47, leaving support near 1,040, its intraday low so far this year.

The CBOE volatility index <.VIX>, a gauge of investor anxiety, shot up more than 16 percent to a session high of 33.82.

(Reporting by Rodrigo Campos; editing by Jeffrey Benkoe)