Colour Tab
- Last UpdatedMar 05, 2026
- 6 minute read
Colour Tab
The Colour tab sets the defaults colors for the display of the current element, the active element, other visible elements and the colors used for aid lines and highlighting.

The General Colours pane has the following options:
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CE |
Displays the color used for the current element. |
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Active |
Displays the active color; that is, the color of the owner of the current element. |
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Visible |
Displays the visible color, the color in which Drawlist elements other than the current element is displayed. |
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Aids |
Displays the color used to display graphical aids, for example measuring lines. |
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Highlight |
Displays the color used to highlight elements which have been picked for a subsequent operation, for example deletion or for adding to a list. |
To change any of these colors, click on the colored square to the right of the name, for example CE.
Select the new color from the displayed Current Element Colour window.

Click More to access the full palette.

Click Cancel to accept the change or Reset to the previous color.
Note:
Element colors are set globally (for all views). You can explicitly specify colors
for elements when they are added to the Drawlist using the Graphical Selection controls in the Drawlist window.
Auto Colour
Toggles the Auto Color rules On/Off.
See Auto Color Settings below for further information.
Translucency
Sets the translucency of displayed elements. The degree of opaqueness can be controlled by selecting the required percentage translucency from the drop-down list, Solid (0%) color to 100% is completely transparent.
Edges
Toggles Edges On/Off. Select Edges to display edges to those elements discovered by the applying the rule.
Auto Colour Settings
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Select Auto Color check box to assign the colors to the significant elements when they are added to the Drawlist. Auto Color is selected by default, meaning that the default auto-color rules are to be used.
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Select Auto Color Components check box to re-evaluate the color for element components.
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Select Dynamic Auto Color check box to re-evaluate the color rule for that element.
Note:
If a currently displayed pipe has spec of "/A" and the spec is changed to "/B", then the color rules for "/B" is immediately applied to the pipe. If Dynamic Auto Color is not selected, the color rules is not re-evaluated until the pipe (or a new member of it) is added to the Drawlist.
To define and modify Rules, click Auto Colour Rules to display the Auto Colour Rules window.
The auto color rules can be used to assign the colors to elements when they are added to the Drawlist. Only significant elements can be affected by these rules.

To change the color for a rule, click on the down arrow beside the Rule Name text box, to display the Select an Auto Colour Rule window. Select the rule from the displayed list.

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Colour |
From the Colour pane drop-down list select a Specific color or apply an Expression to the choice of color. |
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If Specific is selected, click on the colored box and select the required color from the displayed selection window and click Dismiss. |
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If Expression is selected, enter the required expression into the text box. |
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Translucency |
Select the Translucency drop-down list to set the translucency of displayed elements to allow you to see through the translucent items to the items behind them in display. The degree of opaqueness can be controlled by selecting the required percentage translucency from the drop-down list, you can select Solid (0%) color to 100% is completely transparent. |
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Edges |
Select Edges check box to display edges to those elements discovered by the applying the rule. |
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Data Display |
Move the new or amended rule to the Rules list under Data Display pane in the following ways: |
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If you want to copy a rule from the list, highlight it and click Copy. The rule is displayed in the Data Input pane, allowing you to change the name and insert it back into the rules list. |
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If you want to rearrange the Rule list you can select a rule and click Cut and then Replace it in the order that is required. |
To retain the changes and close the window, click OK or click Cancel to close the window without retaining any changes.
To create a new rule or modify an existing one, click Element Rules to display the Define Rules window.

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Location |
Rules can be located in several areas. Dependent on the selected Location using the drop-down rules are stored in: |
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User |
%AVEVA_DESIGN_USER%\des-element-rules.pmldat |
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Project |
<MDB>\bspdflts\des-element-rules.pmldat For example, BSP\bspdflts\des-element-rules.pmldat |
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Default |
%PMLUI%\dflts\ des-element-rules.pmldat |
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Name |
Enter a Name for the new rule in the text box. |
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Types |
Enter the Types in the text box, which is a standard four-letter word which defines the type of element in the Design database hierarchy. |
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Rule |
A logical selection Rule must be defined to identify any type of element for which the Type alone is not a sufficient specification. A selection rule is defined as the evaluated result of a PML expression. |
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If no selection rule is defined for a given rule, the rule is applied to all elements of the specified Type. |
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Description |
Enter a brief text string showing the type of element to which the rule is to be applied. |
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Click Include or Replace (an existing rule), if you want to save the changes it has made and then click Apply to close the window.
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To bring the rule into use, you must add it to the list of rules on the Auto Colour Rules or Naming Rules window.
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To remove a rule, highlight it in the Defined list and click Remove.
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Once you have completed configuring the color settings, click Apply to apply the settings. Click Cancel to discard any changes made.
Click Load or Save, to load from and save to the options files stored at %AVEVA_DESIGN_USER%.
