Harlow
Harlow is a Framer theme by Carendy Maydianta ($39). Tested on 2026-09-13 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 79 for mobile speed and 100 for desktop speed, 100/100 for SEO and 85/89 for accessibility (mobile/desktop, 0–100). Note: its demo home page is heavy — 8.6 MB — heavier than a typical store, so the speed score may understate the theme.
Mobile79

Desktop100

Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 79 | 100 |
| SEO | 100 | 100 |
| Accessibility | 85 | 89 |
| Best practices | 100 | 100 |
Single preset · measured 2 times since 2026-09-13 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — Harlow home page
Mobile
Speed 79 · 21 points to gain
- −19.5 Cumulative Layout Shift medium effort
- −1.1 First Contentful Paint medium effort
- −0.5 Largest Contentful Paint medium effort
Accessibility 85 · 15 points to gain
- −4 `<html>` element does not have a `[lang]` attribute low effort
- −4 Links do not have a discernible name medium effort
- −4 Touch targets do not have sufficient size or spacing. medium effort
- −1.7 Heading elements are not in a sequentially-descending order medium effort
- −1.7 Document does not have a main landmark. medium effort
Desktop
Accessibility 89 · 11 points to gain
- −4 `<html>` element does not have a `[lang]` attribute low effort
- −4 Links do not have a discernible name medium effort
- −1.7 Heading elements are not in a sequentially-descending order medium effort
- −1.7 Document does not have a main landmark. medium effort
Presets and pages
| Preset / page | Speed | SEO | A11y | Speed | SEO | A11y | Tested |
|---|---|---|---|---|---|---|---|
| mobile | desktop | ||||||
| Harlow default demo ↗ | 79 | 100 | 85 | 100 | 100 | 89 | 2026-09-13 |
| home ↗ | 79 | 100 | 85 | 100 | 100 | 89 | 2026-09-13 |