Heat oven to 375° F. Spray foil-lined, 13-by-9-inch baking sheet with nonstick cooking spray.
In small bowl, mix together oil and orange extract. Place salmon and vegetables on separate sides of baking sheet. Brush vegetables with 1 teaspoon extract mixture. Brush both sides of salmon with remaining mixture.
In small bowl, mix together seasoning mix and brown sugar. Sprinkle 2 tablespoons seasoning mixture over vegetables. Sprinkle both sides of salmon evenly with remaining seasoning mixture.
Bake 20 minutes, or until fish flakes easily with a fork and vegetables are tender.