Figure 7-45 Hue Jitter in the Photoshop Elements
Brush tool's Tablet Options.
Hue Jitter makes a stroke’s colour move between the foreground colour
and the
background colour as you use different pressures on the tablet.
Top: A stroke with Hue Jitter activated.
Bottom: Both Hue Jitter and Size activated, making the colour and the
size vary together.