Newsletter design fundamentals for non-designers

Good newsletter design is mostly about getting out of the way. Pick a readable font, give it room to breathe, and let the words do the work. That's 90% of it.

Most newsletter creators overcomplicate this. They look at fancy templates with multiple columns, big hero images, and elaborate branding, and they assume that's what a 'professional' newsletter is meant to look like. It's genuinely not. Some of the highest-performing newsletters in the world look like a personal email from a friend, because that's what they're imitating.

Start with type, not graphics

If you only get one thing right in your newsletter design, make it the typography. Fonts and spacing do more for readability than any image, colour, or template choice will.

Pick one body font that's easy to read on screen. System fonts like Helvetica, Arial, Georgia, or the default sans-serif on whatever platform you use are genuinely fine. They're battle-tested for readability across millions of inboxes. Body text should be at least 16px. Smaller looks polished in your editor and unreadable on a phone.

Headings should be visibly bigger than body text but not ridiculously so. Around 1.5x to 2x is a safe range. The point of a heading isn't to look impressive. It's to give the reader's eye a place to land when they're scanning.

White space is the cheapest upgrade you can make

The single biggest improvement most amateur newsletters need is more space between things. More space between paragraphs. More space between sections. More space between the heading and the text below it.

Cramped newsletters feel exhausting to read, even if the content is great. Spacious ones feel calm and inviting. White space tells the reader's brain "you're going to be okay here, this won't take forever." Adding 20-30% more vertical space throughout your newsletter usually makes it feel measurably better, even when nothing else changes.

If you're not sure whether you have enough white space, the answer is almost certainly no. Add more.

Hierarchy makes scanning possible

Readers don't read newsletters word by word. They scan, find the bits that interest them, and dig in. Your design needs to support this, not fight it.

Visual hierarchy is the tool. Make the most important thing the most prominent. Make sections clearly distinct from each other. Use bold sparingly so it actually means something when you do use it. If everything is bold, nothing is.

A useful rule: someone should be able to glance at your newsletter for three seconds and know what's in it. If that's not true, your hierarchy is broken. The fix is usually to remove things, not add them. Fewer headings, but stronger ones. Fewer call-out boxes, but more meaningful ones.

One column beats two

Multi-column layouts feel sophisticated in a print magazine. In an email, they're a disaster. They break on mobile, they confuse the reading order, and they make accessibility tools struggle.

Single column. Always. Even if you've seen newsletters that look great with sidebars and side-by-side content, those almost certainly render badly on a phone, and the majority of your readers are on phones. The fastest way to look more professional is to commit to a single column and stop worrying about it.

Pick three colours and stop there

Most newsletters need three colours. A primary text colour (probably near-black, but not pure black, because pure black is harsh on screens). A background (probably white or very light grey). And one accent colour for links, headings, or buttons.

That's it. You don't need a colour palette of seven shades. You don't need gradients. You don't need a hot pink call-out box to draw attention. The accent colour should feel like a brand decision, not a random choice. If you don't have brand colours yet, pick something with enough contrast against your background to be readable, and stick with it. Consistency matters more than which exact colour you pick. We dig into this more in building a newsletter brand: visual identity that scales.

Images: use them sparingly

Images in newsletters are tricky. They slow down loading, they get blocked by some email clients, and they often don't render well on dark mode. None of this is a reason never to use them, but it's a reason to be deliberate.

The test is: does this image add meaning, or am I just adding it because the email feels too text-heavy? If it's the second one, leave it out. A well-written email that's just text is not a problem. An email with three random stock photos that don't add anything is a problem.

When you do use images, keep them simple, ensure they have alt text, and don't put critical information inside an image where readers with images blocked won't see it.

Don't reinvent the layout each week

This is more about discipline than design, but it matters. The newsletters that build loyal readers tend to use the same layout every week. Same intro position. Same section structure. Same sign-off.

Readers learn where to look for the bits they care about. If you keep moving things around, they have to re-learn it every time, and that friction is what makes them stop opening. Boring is good here. Predictable is good. Save your creativity for the words.

Test it on a real phone

The single most useful thing you can do before sending is preview the newsletter on an actual phone. Not the desktop preview. Not the simulator. A real phone, ideally one running the email app most of your readers use.

You'll spot problems instantly that look fine on desktop. Text too small. Lines too long. Buttons that are hard to tap. Spacing that looked balanced on a 27-inch monitor and looks chaotic on a 6-inch screen. Most newsletter platforms make this preview easy. Use it every time. It's a 30-second check that catches issues which would otherwise embarrass you in front of a few thousand readers.

When in doubt, simplify

The best general principle for newsletter design is this: when something doesn't feel right, remove things rather than add them. Most design problems are caused by too much stuff competing for attention, not too little. Strip it back, give the words space, and trust that simplicity reads as professionalism.

Cheers