Walmart Marketplace rule

Walmart: hero image must use a pure white background

Walmart's item image guidelines require the hero image background to be pure white (RGB 255,255,255). Non-white backgrounds delay item setup and may suppress the listing.

Audit my Walmart Marketplace images See all rules

Source: marketplacelearn.walmart.com · Last verified 2026-05-31

What we check

CatalogPrep samples the outer edge band and verifies background color is within tolerance of RGB 255,255,255.

How to fix

Remove the existing background and composite onto a pure white canvas using CatalogPrep's commerce-grade background removal (10 credits). Manual review for fine detail or transparent products.

Detection summary

Severity: critical
Auto-checkable: Yes
Auto-fixable: Yes
Manual review: Not needed
Last verified: 2026-05-31