Milano Blue
Milano Blue is a BigCommerce theme by 1Center ($170). Tested on 2026-09-12 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 64 for mobile speed and 83 for desktop speed, 50/50 for SEO and 79/73 for accessibility (mobile/desktop, 0–100).
Mobile42
Desktop86
Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 64 | 83 |
| SEO | 50 | 50 |
| Accessibility | 79 | 73 |
| Best practices | 96 | 98 |
Single preset · measured 4 times since 2026-09-12 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — Milano-Blue home page
Mobile
Speed 42 · 58 points to gain
- −24.8 Largest Contentful Paint medium effort
- −22 Cumulative Layout Shift medium effort
- −4.2 Total Blocking Time medium effort
- −3.7 Speed Index medium effort
- −3.5 First Contentful Paint medium effort
- 1.2 s Reduce unused JavaScript high effort
- 450 ms Reduce unused CSS high effort
SEO 46 · 54 points to gain
- −31 Page is blocked from indexing low effort
- −7.7 Document does not have a meta description low effort
- −7.7 Links do not have descriptive text low effort
- −7.7 Links are not crawlable medium effort
Accessibility 79 · 21 points to gain
- −4.6 Buttons do not have an accessible name medium effort
- −4.6 `[user-scalable="no"]` is used in the `<meta name="viewport">` element or the `[maximum-scale]` attribute is less than 5. low effort
- −3.2 `[aria-hidden="true"]` elements contain focusable descendents medium effort
- −3.2 Links rely on color to be distinguishable. medium effort
- −3.2 Links do not have a discernible name medium effort
- −1.4 Heading elements are not in a sequentially-descending order medium effort
Best practices 96 · 4 points to gain
- −3.8 Serves images with low resolution low effort
Desktop
Speed 86 · 14 points to gain
- −7.5 Largest Contentful Paint medium effort
- −4.7 Cumulative Layout Shift medium effort
- −1.2 Speed Index medium effort
- 280 ms Reduce unused JavaScript high effort
SEO 46 · 54 points to gain
- −31 Page is blocked from indexing low effort
- −7.7 Document does not have a meta description low effort
- −7.7 Links do not have descriptive text low effort
- −7.7 Links are not crawlable medium effort
Accessibility 79 · 21 points to gain
- −4.6 Buttons do not have an accessible name medium effort
- −4.6 `[user-scalable="no"]` is used in the `<meta name="viewport">` element or the `[maximum-scale]` attribute is less than 5. low effort
- −3.2 `[aria-hidden="true"]` elements contain focusable descendents medium effort
- −3.2 Links rely on color to be distinguishable. medium effort
- −3.2 Links do not have a discernible name medium effort
- −1.4 Heading elements are not in a sequentially-descending order medium effort
Presets and pages
| Preset / page | Speed | SEO | A11y | Speed | SEO | A11y | Tested |
|---|---|---|---|---|---|---|---|
| mobile | desktop | ||||||
| Milano-Blue default demo ↗ | 64 | 50 | 79 | 83 | 50 | 73 | 2026-09-12 |
| category ↗ | 85 | 54 | 79 | – | – | – | 2026-09-12 |
| home ↗ | 42 | 46 | 79 | 86 | 46 | 79 | 2026-09-12 |
| product ↗ | – | – | – | 79 | 54 | 67 | 2026-09-12 |
Show this score on your site
A live badge: it always shows Milano Blue's current score and links back here. Paste this where the theme is sold or documented.
<a href="https://themestested.com/theme/bigcommerce/milano-blue"><img src="https://themestested.com/badge/bigcommerce/milano-blue.svg" alt="Milano Blue speed score on Themestested" height="20"></a>
Add ?device=d for the desktop score, or ?metric=seo / ?metric=a11y for SEO or accessibility.