On the Maps - Scale tab in the Stress Analysis - Structure dialog, you can select the color palette for a stress map used in the generated 3-dimensional structure view.
Change the presentation parameters of stress maps:
To change a color on a palette, double-click the color, and then select a different color in the Color dialog.
When you select User-defined, you can change a color on a scale by double-clicking the color, and then selecting a different color in the Color dialog.
You can save the color palette to a file, open it from a file, or normalize it. Normalization of the scale adjusts the scale of a selected quantity by adopting the minimum and the maximum values of the selected quantity as the range limits.