A well-made brand guide isn't a decorative document nobody opens: it's what stops everyone who touches your brand (a designer, a collaborator, a new employee) from reinterpreting it their own way, quietly diluting over time the recognition that took so much effort to build.
The bare minimum it should include
- Logo usage: clear space, minimum sizes, allowed versions, and clear examples of what not to do.
- Colour palette with codes: HEX, RGB and CMYK for each one, so they reproduce identically on screen and in print.
- Main typefaces and a backup: in case the main one isn't available in some context.
- Tone of voice with real examples: it's not enough to say "approachable and professional"; it works much better to show how to respond on social media, and how not to.
- Practical applications: what the brand looks like on a business card, in an email signature, on a roll-up banner at an event.
What it costs not to have one
Every new project starts almost from zero: you have to explain again which colours to use, correct designs that don't fit, and the final result varies depending on who made it. That's hours of revisions, on top of a brand image that's less solid than it could be.
It doesn't need to be a treatise
For most small businesses, ten or fifteen clear, practical pages are more than enough. What matters isn't the length: it's that anyone reading it knows exactly how to apply the brand without having to ask twice.
Who should have access to the guide?
Ideally, anyone producing something with your brand: the in-house team, external agencies, a one-off freelancer for a specific job, even suppliers printing physical materials. Keeping it somewhere accessible (a shared folder, for instance) stops it becoming a document only one person has, which gets lost when that person moves on.
Frequently asked questions
How much does a brand guide cost to make?
It varies with depth, but it's usually a fraction of the cost of the full visual identity, since it reuses decisions already made: they just need documenting properly.
Can I make it myself without a designer?
It's possible for the basics (colours, typefaces, logo), but a designer brings judgement on edge cases (tricky backgrounds, unusual applications) that would otherwise get solved on the fly.
Does the guide need updating often?
Not constantly, but it should be reviewed whenever the brand evolves (new product, new market, a slight visual refresh) so it keeps reflecting reality instead of an outdated version of the brand.