What Is a Brand Guideline and Do You Need One?
A brand guideline is a short manual that explains how to use your brand: your logo, colors, fonts, imagery and tone of voice. It makes sure your brand looks the same on your website, Instagram, packaging and business cards — no matter who designs them.
If you plan to grow, hire people or work with more than one designer, you need one. If you're just testing an idea, a simple one-page version is enough.
What is a brand guideline, in plain words?
Think of it as the instruction manual for your brand.
You've invested in a logo, a color palette and a visual style. A guideline explains how to use them correctly — so they don't slowly fall apart over time.
Without it, things drift. Someone stretches your logo to fit a banner. Your Instagram uses one pink, your website another. A new freelancer picks a "similar" font. Each change is small, but together they make your brand look messy — and messy reads as cheap.
A guideline is also called a brand book, brand guide or style guide. They all mean roughly the same thing.
What's inside a brand guideline
Every guideline is different, but most include these parts:
Logo
All versions of your logo (main, horizontal, icon), the minimum size, how much empty space to keep around it, which backgrounds it works on — and examples of what not to do: stretching, recoloring, adding shadows.
Colors
Your main and secondary colors with exact codes for screen (HEX, RGB) and print (CMYK). Plus how to combine them — for example, which color is for buttons and which is only an accent.
Typography
Which fonts you use for headings, body text and small details, in what sizes and weights. This alone makes a huge difference to how consistent your brand feels.
Imagery and graphic elements
What kind of photos fit your brand (bright or moody, people or products, real or stock), plus patterns, icons, shapes and textures that are part of your visual language.
Tone of voice
How your brand talks: friendly or formal, playful or serious, short or detailed. A few examples of "we say this, not that" help a lot.
Examples in use
How everything comes together on real things: social media posts, a website page, business cards, packaging. This is often the most useful part for whoever uses the guideline next.
Do you actually need one?
You definitely need a guideline if:
- you work with more than one designer, agency or freelancer
- you're hiring a team or a social media manager
- you have many touchpoints: website, socials, packaging, print, ads
- you've just invested in a new brand and want it to stay consistent
A simple version is enough if:
- you're just starting and testing your idea
- you do all the design and content yourself
- you have only one or two touchpoints for now
A simple version can be just one page: logo, colors, fonts and two or three rules. You can grow it into a full guideline later.
How long should a brand guideline be?
As short as possible, as long as necessary. A small business usually needs 10–20 pages. A large company with many products can have 100+.
The best guideline is the one people actually open. Clear examples beat long explanations every time.
Can you make one yourself?
You can make a basic one — especially if you already have a logo, colors and fonts. Put them on one page with clear rules and examples.
But if your brand doesn't have a clear system yet, a guideline won't fix that. It can only describe what already exists. That's why a guideline is usually created together with the brand identity, not after it.
Brand guidelines at lunö
At lunö, a brand guideline is included in every brand identity project — together with your logo, color palette and fonts. We make it practical: clear rules, real examples, and nothing you'll never use.
So whoever works on your brand next — you, your team or another designer — can keep it looking the way it should.
Thinking about a new brand or a refresh? Get a free 15-minute video review of your brand — we'll tell you what's working and what's holding it back.
