Set the color order used when displaying multiple runs on the plot area. A single run uses the Run 1 settings.

Name: Lists the runs in order. Click the bottom row to set colors for additional runs.
Use Gradient: Whether to show as a single color or as a gradient. If checked, the End Color option is enabled.
Start Color: The color of the run if Use Gradient is unchecked, or the start color of the gradient if Use Gradient is checked.
End Color: If Use Gradient is checked, the end color of the gradient.