Is this a call given pot odds. I've been trying to cut down on stupid calls where I'm obviously stuffed and this one felt like it at the time. Mistake?

Full Tilt No-Limit Hold'em, $0.10 BB (8 handed) Full Tilt Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver Cards)

saw flop|saw showdown

Hero ($10)
MP1 ($10.80)
MP2 ($1.85)
CO ($4.20)
Button ($4.25)
SB ($10.30)
BB ($3.20)
UTG ($13.15)

Preflop: Hero is UTG+1 with , .
UTG calls $0.10, Hero raises to $0.4, 4 folds, SB calls $0.35, 1 fold, UTG folds.

Flop: ($1) , , (2 players)
SB checks, Hero bets $0.7, SB calls $0.70.

Turn: ($2.40) (2 players)
SB checks, Hero bets $1.5, SB raises to $3, Hero calls $1.50.

River: ($8.40) (2 players)
SB bets $4.5, Hero folds.

Final Pot: $8.40