Hex mark

Gold ring · white face · gold centre dot · warm dark tile with rounded corners and a hairline inner border. Ring and face share three lit planes (top lit, left mid, right shade) and one Y-edge meeting at the dot, so the mark reads as a single box.

Sizes

Pixel-exact zoom (what the browser tab actually renders)

Context — how it sits on every background

Browser tab simulation

Light tab · Active

Dark tab · Active