success messages),

When design and code are aligned conceptually, synchronization between them is easier to achieve.

make the hierarchy of colors clear.

TUNE (tone, usable, necessary, emotive)

Carbon uses a combination of live and static examples to illustrate specific behaviors.

When we don’t start with the purpose and the structure, we can end up with modules that are too closely tied to their content.

Ideally, someone should be able to glean the purpose from the name,

two of us (a designer and a front-end developer) spent a sprint fully focused on on the system, roping others in as required once we’d figured out how it should work.

If you aren’t sure where to start, look first at your company’s overarching values or a product vision, and then try to work out how design principles can contribute to that larger goal.