Certain technical restrictions apply when using industrial paints for tanks. Entrants may use up to 6 colors selected from the forty four colors on the color chart provided per tank. Colors may not be mixed.

IMPORTANT NOTE: Use of the following colors is restricted. Singly or collectively, they may be used on no more than 25% of the entire design surface of each tank.

Fire Red
Safety Red
Safety Orange
Safety Yellow
Sulfur Yellow
Safety Green
Medium Green
Architectural Brown
Black

Please replicate the colors on the color chart as exactly as possible in your design and reference them by name/number in a color key which accompanies your submission. Extremely detailed and complex designs may not be feasible due to labor costs associated with the painting of large tanks.