Direct Answer
Color does not carry one meaning everywhere. A color works when the category gives it a job: shelf recognition, field visibility, trust, ritual, appetite, safety, machine proof, or navigation.
Color Only Works With Category Context FAQ
What does brand color mean?
Brand color means different things by category, surface, and proof. It does not carry one universal meaning.
How should a brand choose a color?
Start with the buying moment, repeated surface, and recognition job.
Why do color changes fail?
They fail when the new color removes a cue customers still use or promises a meaning the business cannot support.