Quellow
Quellow is a Framer theme by John Nicholson ($79). Tested on 2026-09-24 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 37 for mobile speed and 68 for desktop speed, 69/69 for SEO and 90/90 for accessibility (mobile/desktop, 0–100).
Mobile37
Desktop68
Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 37 | 68 |
| SEO | 69 | 69 |
| Accessibility | 90 | 90 |
| Best practices | 92 | 92 |
Single preset · measured 2 times since 2026-09-24 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — Quellow home page
Mobile
Speed 37 · 63 points to gain
- −27.9 Total Blocking Time medium effort
- −19.5 Largest Contentful Paint medium effort
- −5.7 First Contentful Paint medium effort
- −5.7 Speed Index medium effort
- −4.5 Cumulative Layout Shift medium effort
- 450 ms Reduce unused JavaScript high effort
SEO 69 · 31 points to gain
- −31 Page is blocked from indexing low effort
Accessibility 90 · 10 points to gain
- −4.2 Background and foreground colors do not have a sufficient contrast ratio. medium effort
- −4.2 `<html>` element does not have a `[lang]` attribute low effort
- −1.8 Document does not have a main landmark. medium effort
Best practices 92 · 8 points to gain
- −3.8 Browser errors were logged to the console medium effort
- −3.8 Issues were logged in the `Issues` panel in Chrome Devtools high effort
Desktop
Speed 68 · 32 points to gain
- −29.4 Total Blocking Time medium effort
- −1.5 Largest Contentful Paint medium effort
- −0.6 Speed Index medium effort
SEO 69 · 31 points to gain
- −31 Page is blocked from indexing low effort
Accessibility 90 · 10 points to gain
- −4.2 Background and foreground colors do not have a sufficient contrast ratio. medium effort
- −4.2 `<html>` element does not have a `[lang]` attribute low effort
- −1.8 Document does not have a main landmark. medium effort
Best practices 92 · 8 points to gain
- −3.8 Browser errors were logged to the console medium effort
- −3.8 Issues were logged in the `Issues` panel in Chrome Devtools high effort
Presets and pages
| Preset / page | Speed | SEO | A11y | Speed | SEO | A11y | Tested |
|---|---|---|---|---|---|---|---|
| mobile | desktop | ||||||
| Quellow default demo ↗ | 37 | 69 | 90 | 68 | 69 | 90 | 2026-09-24 |
| home ↗ | 37 | 69 | 90 | 68 | 69 | 90 | 2026-09-24 |
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Add ?device=d for the desktop score, or ?metric=seo / ?metric=a11y for SEO or accessibility.