Once you define this color rule, it is available to you through the parameters menu of any bar chart. To display a parameters menu, select Parameters from the Graph Menu. This displays the Edit Studies menu: When the Edit Studies menu appears, select SLOW%K (shown here as slowpk). This displays the parameters menu for the SLOW%K study: By default, all formula lines are colored green unless you declare the COLOR parameter in the study name and set its default to a different color. To apply a color rule, select the word in the Color field. This displays the color menu: The color menu contains thirteen selections. Most of the selections are color names, and while you cannot tell from the figure above, all color names are rendered in their respective color. The Color menu also contains two other selections:Coloring Studies
| Selection | Function |
| Rules... | Displays the Color Rule menu. |
| Cancel | Returns you to the Color menu. |
The Color Rule menu contains defined color rules. To finish the assignment of a color rule, select the rule you want. Selecting a color rule returns you to the Bar Chart parameters menu and activates the color rule you selected for the high price:
To use the color rule, select Draw or Done.
Although you cannot see colors in the figure above, the chart has been drawn using our color rule. Not only is the %K line drawn according to the color rule, but the cursor display window also renders formula study values based on the color rule. Now, our %K line is not only significant based on the rules of stochastic interpretation, it also informs us when our volume criterion exists, specifically, it is red when our volume criterion does not exist and green when it does.