the script is this
1 | part = game.Workspace.Part |
2 |
3 | part.Color = BrickColor.new( "Bright blue" ) |
The issue with your script is line 3.
1 | part = game.Workspace.Part |
2 |
3 | part.BrickColor = BrickColor.new( "Bright blue" ) --Color is not a valid member of part |
Read about the property here: http://wiki.roblox.com/index.php?title=BrickColor