Supermarket Yellow

Single preset · measured 6 times since 2026-09-11 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.

Mobile

Speed 48 · 52 points to gain

• −19.3 Largest Contentful Paint medium effort
• −17.7 Total Blocking Time medium effort
• −9.9 Speed Index medium effort
• −4.7 First Contentful Paint medium effort

• 460 ms Reduce unused CSS high effort
• 310 ms Reduce unused JavaScript high effort

SEO 61 · 39 points to gain

• −31 Page is blocked from indexing low effort
• −7.7 Links do not have descriptive text low effort

Accessibility 86 · 14 points to gain

• −4.1 `[user-scalable="no"]` is used in the `<meta name="viewport">` element or the `[maximum-scale]` attribute is less than 5. low effort
• −2.9 Background and foreground colors do not have a sufficient contrast ratio. medium effort
• −2.9 Links do not have a discernible name medium effort
• −2.9 Touch targets do not have sufficient size or spacing. medium effort
• −1.2 Heading elements are not in a sequentially-descending order medium effort

Best practices 73 · 27 points to gain

• −19.2 Uses third-party cookies high effort
• −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 82 · 18 points to gain

• −9.6 Speed Index medium effort
• −4.5 Largest Contentful Paint medium effort
• −3.6 Total Blocking Time medium effort

• 170 ms Reduce unused JavaScript high effort
• 130 ms Reduce unused CSS high effort

SEO 61 · 39 points to gain

• −31 Page is blocked from indexing low effort
• −7.7 Links do not have descriptive text low effort

Accessibility 86 · 14 points to gain

• −4.1 `[user-scalable="no"]` is used in the `<meta name="viewport">` element or the `[maximum-scale]` attribute is less than 5. low effort
• −2.9 Background and foreground colors do not have a sufficient contrast ratio. medium effort
• −2.9 Links do not have a discernible name medium effort
• −2.9 Touch targets do not have sufficient size or spacing. medium effort
• −1.2 Heading elements are not in a sequentially-descending order medium effort

Best practices 73 · 27 points to gain

• −19.2 Uses third-party cookies high effort
• −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