Mexican Bean Salad

1 (15 ounce) can black beans

rinsed and drained

1 (15 ounce) can kidney beans

drained

1 (15 ounce) can cannellini beans

drained and rinsed

1 green bell pepper

chopped

1 red bell pepper

chopped

1 (10 ounce) package frozen corn kernels

1 red onion

chopped

½ cup olive oil

½ cup red wine vinegar

2 tablespoons fresh lime juice

1 tablespoon lemon juice

2 tablespoons white sugar

1 tablespoon salt

1 clove crushed garlic

¼ cup chopped fresh cilantro

½ tablespoon ground cumin

½ tablespoon ground black pepper

1 dash hot pepper sauce

½ teaspoon chili powder