The US dollar index increased against most other major currencies as investors digested a batch of economic reports.
In late New York trading on Tuesday, the euro rose to $1.1749 from $1.1748 in the previous session, and the British pound was down to $1.3215 from $1.3256 in the previous session, Xinhua news agency reported.
The Australian dollar fell to $0.7402 from $0.7466.
The US dollar bought 111.29 Japanese yen, higher than 110.81 Japanese yen of the previous session. The US dollar was up to 0.9924 Swiss franc from 0.9920 Swiss franc, and it gained to 1.3120 Canadian dollars from 1.3115 Canadian dollars.
US small business optimism index fell 0.6 point from May to 107.2 in June, National Federation of Independent Business (NFIB) reported on Tuesday.
The reading was still high by historical standards, as business owners continued to create new jobs and increase compensation, according to NFIB. The index measures the opinion of small businesses on the economic conditions in the country.
Meanwhile, the number of job openings edged down to 6.6 million on the last business day of May, missing market consensus, the US Labor Department announced on Tuesday.
The dollar index, which measures the greenback against six major peers, rose 0.08 percent at 94.153 in late trading.