The color3 parent Im trying to change is a Frame, Im getting this error.
4: attempt to perform arithmetic on field 'BackgroundColor3' (a userdata value)
spawn(function()
while wait() do
for i = 0,1,.1 do
script.Parent.BackgroundColor3 = script.Parent.BackgroundColor3 + Color3.new(1/255,1/255,1/255)
wait()
end
end
end)

2 comments
Try adding a vector3 value.
You can't add colors, subtract, multiply or divide colors.