---
sourceDocument: Brazil ServiceNow AI Platform user interface
sourceDocumentLink: https://www.servicenow.com/docs/r/platform-user-interface

 Release :

    - brazil

ft:locale :

    - en-US

ft:publication_title :

    - Brazil ServiceNow AI Platform user interface

ft:clusterId :

    - platux

bundleId :

    - platux

workflow :

    - Platform


---

# Enable dark theme

# Enable dark theme {#ariaid-title1}

Release version: Brazil  
Updated September 10, 2026  
![](https://www.servicenow.com/docs/portal-asset/ico-clock) 1 minute to read  
Use a Coral dark theme on a portal to improve focus, readability, and accessibility.

## Before you begin

Role required: admin

## Procedure

1. Navigate to AllService PortalHome, then select User Profile.  
   Note:  
   As a guest user, in the top navigation menu, select Theme and then select Dark mode.
2. In Theme Variants, choose Dark mode.  
   For more information about theme variants, see [Create a theme variant](https://www.servicenow.com/docs/rTkQwpJzxPz2QFEsmVcNTQ "Create a theme variant from the Coral theme. A theme variant uses customizable styling CSS variables and branding options to tailor the visual experience for your users.").
3. Refresh the portal.

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