Working with Rainbow

1) Press F6 to open the Materials Palette;

2) select "Rainbow";

3) set background color to light grey;

4) click on foreground and then select "Gradient" and find "Rainbow";

5) use the alphabet tool to enter text; set the "Anti-alias" to "Sharp"; set "Mitre Limit" to 10; set "Leading" to 1; ckec "Auto Kern" and set "Kerning" to 1;
set "Tracking" to zero.  See screen shot below.

6) choose the Flood tool and click on letters;

7) make adjustments as needed.