How to avoid common email coding mistakes

Using three-digit HEX color codes

Possibilities: The rendering of three-digit color formats varies amongst email applications. For example, in Gmail, #000 becomes #500050.

Prevention: Throughout the email, utilize the six-digit color format.


Possibilities: They usually attach files to emails. Making a security risk by attaching something.

Prevention: Avoid sending files as attachments.

Here’s how to provide users access to the promised file. It should be a clickable chunk of text that explains what happens when the user taps the link.

Missing alt text

Possibilities: Your visitor cannot see some images. They won’t understand photographs without alt text.

Slow internet has the same effect. When an image download fails, the user can see words instead of the image.

Prevention: Assign alt attributes to all pictures. Correctly add it with an image alt=”text” tag. 125 characters for alt text (spaces included) Usually, a few exact phrases define the image.

The image’s alt text contains a call-to-action (CTA). The message is clear even without the image.

Image-only layout

Possibilities: Sending an email with only images has various drawbacks. Disregard for No-image emails if the receiver limits image downloads. If your email contains photographs, it may be cut. No one can search for your email by word.

Prevention: Emailing text and photographs is clever. Remember to include a plain-text version of the email and image alt text.

So, here’s an Ecwid Responsive design includes media queries like max-width: 570px. You’ll get an image and text in the email. Colors like #979797 or #4A4A4A are six-digit color codes. A lack of visuals makes the email tiny. The message contains no shortened links or redirects. Overall, this email meets most of the criteria.

The most common HTML email coding problems. Before sending your email, open it in three different email programs and check it on numerous devices. Emulators will help.

One more way to avoid email coding mistakes

One thing is certain: not coding produces no HTML errors. SentPulse provides no-code email design and many other platforms.

The simple drag-and-drop editor o these platforms will spare you email coding mistakes. Brand your email’s typefaces, colors, and social networking links.

Checklist for avoiding common HTML email coding mistakes

You can check some less common HTML email code problems below. Follow these rules to avoid email delivery and display troubles.

Your emails should be text-only.

  • JavaScript, ActiveX, Flash, etc. Put your movie or music on a website and link to it.
  • Avoid redirects to save time.
  • Rather than shortening links, create them in HTML.

Please verify your sending provider’s and subscriber’s restrictions

Try Arial, Comic Sans MS, Courier New, TNR or Verdana.

  • Limit the use of colors to two per email.

It’s better not to copy text or visuals from websites or word processors

  • Six-digit color format
  • Rather than files, link to a file loading page.
  • Remember to give images alt text.
  • Always incorporate text with photos.
  • Always send test emails. You are advise to send to at least three email clients and devices.