Declarative Design27% of the exam

Themes, app branding and Experience Cloud branding

Where each brand setting lives and what it reaches: the one active org theme in Themes and Branding (and the accessible brand color), per-app branding that overrides it, My Domain login page branding, and Experience Cloud branding with the Theme panel, branding sets, audiences and Login & Registration.

Official exam objective
Given a scenario, describe how to apply branding to a solution.

~8 min read · 12 practice questions ·

What the exam expects

  • Pick the branding tool from the surface the brand must reach.
  • Explain theme rules: one active theme, what a custom theme holds, where it doesn't apply, and the accessible brand color and its override.
  • Predict when app branding overrides the org theme.
  • Apply My Domain login branding limits and Experience Cloud branding sets, audiences, Generate Palette from Image and theme switching.

Key terms: theme (a collection of visual styles for Lightning Experience; one is active per org); SLDS 1 / SLDS 2 theme (themes built on the classic design system or on SLDS 2, whose default theme is Salesforce Cosmos); app branding (a Lightning app's primary color and logo set in App Manager); branding set (a bundle of images, fonts and colors in Experience Builder's Theme panel); right frame URL (an https page shown beside a login form).

Key facts

Active themes per org
Detail
One, applied to the entire org
Exact brand color (SLDS 1)
Detail
Override accessibility brand color checkbox
New orgs since Winter '26
Detail
SLDS 2 and Salesforce Cosmos on by default
App branding vs built-in theme
Detail
App always overrides Lightning Blue and Lightning Lite
My Domain logo
Detail
.jpg, .gif or .png, up to 100 KB, max 250 × 125 px
Right frame URL
Detail
https:// with SSL; fills about 50% of the page
Branding set audience
Detail
No record-based criteria; default assignment not editable
Reset or Replace and start fresh
Detail
Deletes branding sets and CSS overrides permanently
Sources for this section (5)
  • Why can't a theme give the sales team a different logo from the service team?
  • When does the App Manager override option change what users see?
  • Why use Login & Registration instead of My Domain for a partner portal's reset-password page?

The questions are free to read. Answers with their sources and self-grading are included with the pack.

Keep reading with the Platform User Experience Designer pack

  • Core concepts
  • Exam traps
  • Worked scenario

The pack includes:

  • All 22 lessons of the Platform User Experience Designer guide, with reading progress
  • Interactive decision walks and step-by-step sequence steppers
  • Inline practice questions and one-click topic practice (12 questions for this lesson)
  • An official source cited for every claim
  • An AI tutor that answers from the guide
  • Unlimited timed practice exams

Practice for the Platform User Experience Designer exam