Logo
You might say
Preserve the brand's core shape, choose Logo variants for desktop, mobile, and dark backgrounds, and verify each context with screenshots.
A brand mark used to identify an organization, product, or serviceA Logo can appear in a website header, mobile navigation, on a dark surface, or in promotional material through different variants, while its core identity stays consistent. It helps people recognize the brand; it does not own page navigation or browser-system icons.
Also calledwordmark
Further reading