How to Change Color of Object in AutoCAD Quickly

To change the color of an object in AutoCAD, select the object and then use the Properties panel to pick a new color from the Color dropdown. Alternatively, use the CHPROP command, select the object, and specify the new color by typing its name or number.

Syntax

There are two main ways to change an object's color in AutoCAD:

• Using Properties Panel: Select the object, then open the Properties panel and change the Color property.
• Using Command Line: Type CHPROP (Change Properties), select the object(s), then type C for color, and enter the desired color name or number.

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CHPROP
Select objects: (select your object)
Enter property to change [Color/Layer/Linetype/Lineweight/Transparency]: C
Enter new value for Color <ByLayer>: Red

Output

Object color changed to Red

Example

This example shows how to change a selected object's color to blue using the command line:

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CHPROP
Select objects: (click on the object)
Enter property to change [Color/Layer/Linetype/Lineweight/Transparency]: C
Enter new value for Color <ByLayer>: Blue

Output

Object color changed to Blue

Common Pitfalls

• Not selecting the object before changing color will cause no change.
• Typing an invalid color name or number will result in an error.
• Objects set to ByLayer color will inherit the layer color, so changing object color may not show effect unless changed from ByLayer.

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Wrong way:
CHPROP
Select objects: (select object)
Enter property to change [Color/Layer/Linetype/Lineweight/Transparency]: C
Enter new value for Color <ByLayer>: InvalidColorName

Right way:
CHPROP
Select objects: (select object)
Enter property to change [Color/Layer/Linetype/Lineweight/Transparency]: C
Enter new value for Color <ByLayer>: Green

Output

Error: Invalid color name

Object color changed to Green

Quick Reference

Action	Command/Step	Description
Open Properties Panel	Select object > Properties	Change color from dropdown
Change color via command	CHPROP > Select object > C > Color name/number	Change object color directly
Reset to layer color	Set color to ByLayer	Object inherits layer color
Valid colors	Red, Blue, Green, Yellow, etc.	Use standard AutoCAD color names or numbers

Key Takeaways

Select the object before changing its color to ensure the change applies.

Use the Properties panel or CHPROP command to change object color easily.

Avoid invalid color names to prevent errors during color change.

Objects set to ByLayer color inherit the layer's color, so change accordingly.

Use standard color names or numbers recognized by AutoCAD for best results.