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Inspect a scatter plot: dashed rulers run from the point to both axes, value badges slide along the axes to meet them and a label opens beside it. Voronoi cells snap to the nearest point.
Also known as: scatter plot tooltip css, chart crosshair rulers, scatter chart hover, data point inspector.
Premium
Everything you see above is live. Basic and Pro include every premium piece, with the HTML and CSS ready to copy, plus the Tailwind version where there is one and Motions in Claude Code on Pro.
--tip-color on the element or a parent.
Currently previewing #3b82f6.--tip-size. Every other dimension is in
em, so the whole thing scales together. Currently previewing 16px.transition or animation
shorthand. Staggered delays are relative, so they keep their rhythm.