Your clients judge your brand before they even read you. Colour is the first signal they pick up, on your logo, your website, your storefront or your van. Chosen well, it makes you recognisable and credible. Chosen badly, it makes you look like everyone else or, worse, sends the wrong message.

According to the reference study by Satyendra Singh, published in Management Decision in 2006, people make up their minds about a product in under 90 seconds, and 62 to 90 per cent of that judgement rests on colour alone. So it is not a cosmetic detail: it is a mental shortcut your brand uses (or suffers) at every contact.

For a Belgian SME or self-employed professional, the stakes are twofold. You have to stand out from competitors who are often long established, and to do it across very varied media, from web to print, in French as well as in Dutch. Here is how to choose colours that work for you.

Why colour weighs so heavily in the decision

Colour works fast because it goes through emotion before reason. Before having read your name or your promise, a prospect has already felt something: trust, energy, seriousness, cheapness. That feeling is what you want to steer.

A recognition shortcut

A consistent colour becomes a signature. Think of the brands you recognise from afar, without even seeing their logo: it is the colour that does the work. For an SME, that effect is within reach without a big budget, provided you hold the same palette everywhere and over time.

Consistency pays off

Using your colours in a disorderly way dilutes that benefit. According to the Lucidpress study on brand consistency (2019), companies that present a consistent brand across all their media can see their revenue rise by up to 33 per cent. Colour is not the only factor, but it is the most visible and the easiest to discipline. Your colours never live alone either: they fit into a consistent visual identity system, just like your typography and your professional logo.

What colours evoke (without falling into clichés)

Every colour carries associations, but they depend on the context, the sector and the culture. Take these markers as a starting point, not as a law.

Blue inspires trust and seriousness: that is why you find it massively in banking, insurance and tech. The downside is that it is everywhere, so it differentiates little. Red catches the eye and creates a sense of urgency, useful in promotions, risky if your positioning is premium. Green evokes nature, health and sustainability. Black signals elegance and the high end. Orange and yellow breathe accessibility and optimism, but can look cheap if they are poorly dosed.

The trap is choosing a colour because you personally like it. The right question is not "which colour do I like", but "what should my client feel, and what are my competitors already using". Standing out sometimes means going against your sector.

How to choose your colours, concretely

A strong identity does not rest on a single colour, but on a small, hierarchised palette. Proceed in this order.

1. Define a main colour: the one that represents you and that you will use the most. It must match your positioning, not your mood of the moment.

2. Add an accent colour: a contrasting shade, reserved for elements you want to highlight (buttons, calls to action, key figures). One is enough.

3. Plan neutral tones: one or two neutral tones (grey, cream, off-white) for backgrounds and text. They are what let your palette breathe.

4. Look at your Belgian competitors: list the dominant colours of your local market. If everyone is blue, a warm accent will make you memorable.

5. Test on your real media: a colour that is superb on screen can shift in print or become illegible on a small mobile button. Validate before you lock it in.

Think of colour as a building block of your visual identity, tied to your logo and your typography, never as an isolated decision.

Legibility and accessibility: the point people forget

A colour that cannot be read serves no purpose. The contrast between text and its background is a matter of conversion as much as of accessibility.

The W3C web accessibility rules (WCAG 2.1) recommend a contrast ratio of at least 4.5 to 1 between normal text and its background. In concrete terms, light grey text on a white background, or pale orange on beige, escapes part of your visitors, including those reading on a smartphone in full sunlight. Checking that contrast as soon as you choose your colours saves you from revising everything later.

In Belgium, add the multilingual dimension. Your palette has to hold up just as well on a page in French as on its Dutch version, and stay recognisable on printed media where rendering varies. A simple, high-contrast and well-documented palette travels far better than a subtle gradient that is impossible to reproduce.

Frequently asked questions

How many colours does an SME brand need?

A main colour, an accent colour and one or two neutral tones are enough in the vast majority of cases. Too many colours blur the message and complicate every new medium. The constraint is an asset: it forces you to stay recognisable.

Can I choose my colours just because I like them?

Your taste counts, but it must not decide alone. A colour is chosen according to your positioning, your clientele and your competitors. The ideal is a palette that you love AND that sends the right signal to your prospects.

Is blue really a safe choice?

Blue reassures, that is true, but it is so widespread that it differentiates little. It remains a good choice if your trade demands trust, provided you personalise it with a precise shade and an accent that is truly yours, rather than one more generic blue.

Should I change my colours if they are dated?

Not necessarily. Old but recognised colours are an asset. It is often better to modernise them (adjust the shade, review the contrasts, clarify the uses) than to throw everything out. You only change an established palette if it genuinely harms your image or your legibility.

Priority action plan

1. Clarify your positioning: note in one sentence what your brand must inspire before touching a single colour.

2. Analyse your local market: map the colours of your Belgian competitors and look for the space left free.

3. Build a hierarchised palette: a main colour, an accent colour, one or two neutral tones, no more.

4. Check the contrasts: test every text / background combination against the 4.5 to 1 rule before validating.

5. Document the uses: record your colour codes and their rules so that web, print and social media stay aligned.

Choosing your colours is not decorating: it is deciding the first impression your brand leaves, again and again. A thoughtful palette makes you recognisable, credible and legible everywhere, without an outsized budget. It is one of the most profitable investments for an SME that wants to exist in a crowded market.

Want colours that suit you and set you apart? We build visual identities for Belgian SMEs: logo and visual identity design.