Agnieszka Radwanska of Poland (2) against Nina Bratchikova of Russia during their women's first round 2012 US Open match at the USTA Billie Jean King National Tennis Center in New York on August 28, 2012.
OK, so maybe more yellow than mellow. Ana Ivanovic (left), Laura Robson (center) and Angelique Kerber (right) all sported Adidas' fall line which featured neon yellow.
Pretty in pink
Serena Williams (left), Sloane Stephens (center) and Sara Errani (right) all wore hot pink on the courts at Flushing Meadows.
Orange ya glad?
Orange is one color that has stood out among the sea of pink, purple, blue and yellow this fortnight. Milos Raonic and Sam Stosur to reach the second week at the US Open.
How grape it is!
Marion Bartoli (left), Romina Oprandi (center) and Ekaterina Makarova (right) have been among those sporting the royal hue in New York.
Luxembourg fans cheer on their player, Mandy Minella, during her second-round singles match on Day 3 in New York. Minella won, but lost in the third round.
Venus Williams attempts to blend in with the crowd while watching sister Serena play.
Put a feather in her cap
Tennis fan Kalycia Watson watches the fourth round of play at the USTA Billie Jean King National Tennis Center wearing this unique hat.
What a trip!
Bjorn Phau of Germany hoped his tie-dyed shirt might distract Roger Federer ... it didn't work.
Venus Williams wears her rose-patterened dress designed by her company Eleven.
Red, white and blue
Rhyne Williams serves to Andy Roddick during the first round of play at the US Open on Tuesday in New York.
No. 2 Agnieszka Radwanska of Poland makes a statement in royal purple.
Bethanie Mattek-Sands, once again, shows off her unique style.
A spectator dressed in a kangeroo costume cheers on Australia's Matthew Ebden on Day 1 of the US Open.