In a small mixing bowl or jar whisk together olive oil, vinegar, honey, mustard and salt, set aside.

Bring a large pot of water to a boil. Meanwhile fill a medium mixing bowl with ice and water and set aside. Once water is boiling, add green beans and allow to boil about 3 - 4 minutes until tender. Drain and immediately transfer to ice water. Let rest for a few seconds then drain well.

Add green beans, dark and light red kidney beans, bell pepper, red onion and parsley to a salad bowl. Whisk dressing mixture until well combined then pour over salad. Toss to evenly coat. Serve immediately.