It's common for a brand to carefully craft its tone on social media) warm, with personality — and then keep a completely different tone, much more formal and generic, on its own website. That contrast, even though it seems like a minor detail, creates a sense of inconsistency that users pick up on even if they can't explain why.
Why the contrast stands out more than it seems
When someone discovers a brand on social media because of its warm tone and then lands on the website to find generic corporate copy, it feels like arriving at "a different company". That disconnect lowers trust right at the moment the user is closest to becoming a customer.
Adapting the format isn't the same as changing the personality
It's normal and reasonable for the format to change depending on the channel: on social media you can be more informal and use shorter sentences, on a website the information needs better structure. What shouldn't change is the underlying personality: if the brand is warm and direct, it should be that way in both places, just expressed differently depending on the format.
How to keep the tone consistent in practice
Writing down, even briefly, how the brand speaks (which words it uses, which it avoids, whether it's formal or informal) and sharing that document with anyone who writes content for the brand, whether on social media, the website or email, helps keep the voice consistent without relying on one person's memory.
Frequently asked questions
Do I need a full brand manual for this?
Not necessarily an extensive one; even a single page with examples of correct and incorrect tone already helps a lot in keeping things consistent across different channels and different people writing content.
What if different people manage social media and the website separately?
That's exactly the scenario where a shared tone document is needed most, since without one, each person tends to apply their own personal style instead of the brand's.
Should tone be the same across every language on the website?
The underlying personality should stay the same, even though how it's expressed may vary slightly due to the cultural and linguistic differences specific to each language.