Select one of the objects using the Selection tool.
Learn how to select objects with the same fill and stroke attributes in Illustrator.
You can select objects with the same attributes, including Fill color, Stroke color, and Stroke weight.
The Select > Same > Fill Color, Stroke Color, and Stroke Weight commands work within a Live Paint group when you select a face or edge using the Live Paint Selection tool. Other Select > Same commands do not function inside Live Paint groups. Additionally, you cannot select the same objects inside and outside a Live Paint group simultaneously.
Select objects with same Fill and Stroke
Select Select > Same > Fill & Stroke.
Select objects with same Fill or Stroke color
Select an object that uses the Fill or Stroke color you want to match.
Select Select > Same > Fill Color or Stroke Color.
Select objects with same Stroke Weight
Select an object that uses the Stroke Weight you want to match.
Select Select > Same > Stroke Weight.
Illustrator will automatically select all other objects in the document that have the same Stroke Weight as the one you selected.
Apply same object selection options using a new object
Select an object using the Selection tool.
Select Select > Same > Fill Color.
Select a new object using the Selection tool that you want to use for a new selection.
Select Select > Reselect.
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