Have a look this Internet Signal SVG icon below and see how some true ideas should really look like. Moreover, this is one of those free icons that gives you everything for nothing.
You have the download buttons bellow and can choose between two popular extensions, SVG or PNG formats. Also, before downloading the Internet Signal SVG icon, you can try the colors from the top of the icon, and test it, if the color fit with your ideas. If not, just refresh the page and you'll have new posibillities