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DATA-LITERACY5 MIN READ

Fix the Rainbow Heatmap

Explain why ordered color, sorting, and magnitude labels make a heatmap easier to read accurately.

Same warehouse metric, two chart designs. What changed, and why does it make the risk easier to read? A warehouse quality review table with a large monitor showing an unlabeled multicolor heatmap grid, several supervisors looking uncertain, bright clean industrial office with steel shelving visible, empty area at bottom for overlay, no text, words, letters, numerals, logos. Before: a rainbow heatmap grid uses many unrelated hues, rows are not sorted by severity, and the team cannot tell which production line should be inspected first. Before: colorful, but priority is unclear. https://oylytksvdaqzqcpcfhxp.supabase.co/storage/v1/object/public/omie-images/nugget-scenes/fe34864e-62f5-49e5-9ec8-ca82a11ff230-11.png The same warehouse quality review table with the monitor…

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