View Standard Fix
ERROR TYPE Target

Email Dark Mode Fix: Resolve Color Inversion in Samsung Email for WCAG Accessibility Violations

Accessibility failures prevent screen readers from navigating templates, isolating disabled subscribers and increasing unsubscribe rates. Below is the targeted integration guide to fix Forced Dark Mode Inversion inside Samsung Email templates when using Campaign Monitor.

Technical Breakdown

Samsung Email uses the WebKit which lacks support for standard rendering rules. This causes Forced Dark Mode Inversion elements to break or collapse when rendering templates.

Campaign Monitor Behaviors

Campaign Monitor wraps custom blocks in dynamic edit tags, which can break the column flow inside Outlook. Ensuring correct class names is essential. Inject correct table roles (role='presentation') and keep color pairings above the WCAG AA contrast threshold of 4.5:1.

Remediation Code Block

Inject a dark-mode meta tag, target media query selectors with [data-ogsc], and apply specific body overrides. You can force colors to stay unchanged by wrapping text in tables with explicit CSS overrides, or by using transparent image text overlays. In your Campaign Monitor campaign manager, make sure you configure your links to run via [unsubscribe].

<meta name="color-scheme" content="light dark">
<meta name="supported-color-schemes" content="light dark">
<style>
  @media (prefers-color-scheme: dark) {
    .dark-bg { background-color: #121212 !important; }
    .dark-text { color: #f1f5f9 !important; }
  }
</style>

Live Code Sandbox Test

Interactive Campaign Monitor Custom Sandbox

Target Environment: Samsung Email

How to Deploy inside Campaign Monitor

1

Copy the fixed VML or table wrapper code block from the remediation box above.

2

In Campaign Monitor, click the 'Source' button on your selected editable text region, or edit the template code files directly. Ensure you append the 'class="cs-editable"' flag if you need inline editing later.

Targeted Fixes by Use Case & Industry