Color gradient filament is fun stuff to play with ... The opposite shape can then be printed in yellow, tapering from a point up to a full-sized filament. The trick is to print one shape, then ...

To change the colors, right-click on the gradient preview and select the Left Endpoint’s Color option. Then from the color selection window that appears, select a desired color. Click on the OK ...

Fleshing out a drawing on AutoCAD can give it additional impact during presentations, and the addition of color gradients to surfaces to produce a more "realistic" appearance is a great way to do so.