The collection page background was lightened so product images would stand out more. Clicks held steady, but sales fell. Here's what testing showed.
A Lighter Collection Page Background Cuts Conversion Rate 3.2%


If we lighten the collection page background, then click-through rate to products will increase because product images will stand out with more contrast.
What We Changed
- Lightened the background color of collection pages.
- Increased the contrast between the page and the product images.
The Results
How the new version compared with the original, across all devices.
Conversion rate
Revenue per visitor
Average order value
Key Learnings
- Conversion rate fell 3.2% and revenue per visitor 15.1%, so the lighter background cost sales.
- Mobile carried the loss, with revenue per visitor down 19.4% on mobile, while desktop held close to flat (-0.7%).
- Click-through rate, the metric the test was set up to measure, barely moved (-0.7%), so the extra contrast didn't drive more product clicks.
- None of these moves reached significance, but conversion, orders, order value and add-to-cart rate all fell together.
Detailed results breakdown
Conversion rate
-3.2%
Revenue per visitor
-15.1%
Average order value
-12.3%
Add-to-cart rate
-5.4%
Click-through rate
-0.7%
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