How The 60-30-10 Colour Rule Creates Calm, Balanced Website Design
- 14 hours ago
- 5 min read
Have you ever visited a website that felt chaotic before you'd even read a single word? Maybe every button was shouting for attention, colours were fighting each other, or your eyes simply didn't know even where to look first.
Usually, the problem isn't that the colours themselves are bad. It's that there are too many of them competing at once.
The 60-30-10 colour rule is one of the simplest ways to create a website that feels balanced, calm, and easy to navigate. Interior designers have used it for years to make rooms feel cohesive, and it works just as beautifully in web design.
The rule is simple:
60% dominant colour
30% secondary colour
10% accent colour
That balance helps create visual hierarchy, guides attention naturally, and stops your website from feeling overwhelming.
THE PSYCHOLOGY BEHIND THE 60-30-10 Colour RULE
Our brains are constantly trying to organise visual information. When a website contains too many competing colours in equal amounts, it creates cognitive overload, making it harder for visitors to focus or make decisions.
Research shows that strong visual hierarchy helps users process information more efficiently and improves usability. Visual hierarchy is simply the order in which your eye notices things. Colour plays a huge role in that process.
When one colour clearly dominates, the brain understands the layout faster. Secondary colours support the design without competing for attention, whilst accent colours highlight the most important actions.The result feels calmer, clearer, and more trustworthy.
Research into colour psychology has also shown that balanced colour combinations influence emotional response, attention, and perceived harmony. Too many highly saturated colours used equally can increase visual stress and reduce readability. In simple terms: if everything is trying to stand out, nothing actually does.
WHY THE 60-30-10 RULE WORKS SO WELL IN WEB DESIGN
It Creates Visual Hierarchy
The dominant 60% colour becomes the foundation of your website. Usually this is your background colour or the colour used across larger sections.
Your 30% secondary colour supports important content areas, whilst the 10% accent colour naturally draws the eye to calls-to-action, buttons, links, or key information. Visitors instinctively know where to look first.
It Makes Websites Feel More Professional
One of the quickest ways to make a website feel DIY is inconsistent colour usage. When every section uses different colours with equal visual weight, the design starts to feel messy and unstructured. The 60-30-10 rule creates consistency without making your website boring.
It Reduces Decision Fatigue
Every visual choice on a website requires mental processing. If visitors are constantly trying to work out what matters most, they become mentally tired faster. This is especially important for charities and organisations supporting vulnerable people, where users may already feel emotionally overwhelmed before arriving on your site. A calmer colour structure makes information easier to absorb.
It Helps Important Elements Stand Out
Your accent colour only takes up around 10% of the design, which is exactly why it works. That small percentage becomes powerful because it's used sparingly. Think donation buttons, enquiry forms, newsletter signups, or key calls-to-action.
HOW TO USE THE 60-30-10 RULE ON YOUR WEBSITE
60% Dominant Colour
This is your main foundation colour. Typically this appears in:
Backgrounds
Large content sections
Main website canvas
Navigation backgrounds
Large blocks of space
For most websites, softer and lower saturation colours work best here because they're easier to look at for longer periods. White, off-white, soft neutrals, muted greens, pale blues, and warm greys are common choices because they allow content to breathe.
30% Secondary Colour
This colour supports the dominant one and adds depth. You might use it for:
Content cards
Alternate sections
Icons
Subheadings
Supporting graphics
Hover effects
Your secondary colour should complement your dominant colour rather than compete with it.
10% Accent Colour
This is your attention-grabber. Use it intentionally for:
Buttons
Links
Donation prompts
Calls-to-action
Important highlights
The biggest mistake people make is overusing their accent colour until it stops feeling like an accent altogether. If every button, heading, graphic, banner, and icon uses your brightest colour, it loses impact completely.
COMMON 60-30-10 COLOUR MISTAKES
Treating The Rule Too Literally
This isn't an exact mathematical formula. You don't need to measure every pixel on your website like you're preparing for GCSE maths coursework. It's about overall visual balance.
Using Three Equally Bright Colours
If all three colours are highly saturated and visually loud, the hierarchy disappears. Usually only your accent colour should carry the strongest visual energy.
Forgetting Accessibility
Colour balance means nothing if people can't read your content. The WCAG 2 standards recommends ensuring strong contrast between text and background colours so content remains accessible for visually impaired users. Always check colour contrast ratios before launching your site.
Using Accent Colours Everywhere
Your accent colour should feel special. If it appears constantly, visitors stop noticing it. That's bad news if you're relying on it to drive donations, enquiries, or conversions.
QUICK WINS FOR YOUR WEBSITE
Audit Your Current Palette
Take a screenshot of your homepage and squint slightly.
Which colour dominates visually?
If the answer is "all of them", your hierarchy probably needs work.
Simplify Your Accent Colours
Choose one primary accent colour for calls-to-action and stick with it consistently.
This trains visitors to recognise important actions instantly.
Reduce Background Competition
If your site feels busy, tone down highly saturated backgrounds first before changing everything else.
Often the issue isn't your branding. It's the balance.
Check Your Buttons
Do your buttons actually stand out?
If they blend into surrounding sections, increase contrast or reduce competing colours nearby.
YOUR 60-30-10 WEBSITE ACTION PLAN
Identify your dominant foundation colour
Choose one complementary secondary colour
Select a single accent colour for key actions
Reduce unnecessary competing colours
Use accent colours sparingly and intentionally
Check accessibility and contrast ratios
Test your palette on mobile as well as desktop
The best website colour palettes don't usually happen because someone picked trendy colours. They work because the balance feels intentional.
When your colours work together instead of competing for attention, your website instantly feels calmer, clearer, and far more professional.
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ABOUT THE AUTHOR
Written by Katie Di Feliciantonio at Made by Katie, a Surrey-based Wix and Squarespace web design studio.
I work with charities and small businesses, offering tailored packages to suit your needs: Mini Websites for a fast, affordable online presence, Bespoke Website Builds for a fully custom website, and Page Makeovers to refresh and optimise your existing site.
