Accessible viz in : More series is richer
Accessible viz decides what is being compared in under “More series is richer.” The figure that must stay on the axis is 1917. Drawing it larger does not create a unit. Look first for a cut axis and a missing key. On Accessible viz, make Mark readable.
If it only works in hue, it does not work — patterns, contrast and text that survive greyscale. Accessible viz encodes values as redundant channels: position, pattern, label, not hue alone. Ishihara plates 1917; WCAG 2 contrast; Okabe–Ito palettes for deuteranopia. In reports, ads and assignments it fits public dashboards, exams, print in grey, legal slides. Skip it when relying on red/green alone to mean bad/good.
This page gathers anatomy, fit, craft, failure modes and work / ads / school recipes for Accessible viz. When the story is: public dashboards, exams, print in grey, legal slides. Skip it in cases like: relying on red/green alone to mean bad/good. Ishihara plates 1917; WCAG 2 contrast; Okabe–Ito palettes for deuteranopia
redundant channels: position, pattern, label, not hue alone Yes if one claim is visible at a glance in Meta, Google and retail print; otherwise link to a full figure. Yes for lab reports and poster boards if axes, units and a source line are present. Excel or Google Sheets or PowerPoint; export SVG/PDF.
Read Accessible viz as , “More series is richer,” and 1917. A bar with no unit is not those three.1917
Figures to keep
- Year of the chart
- 1917
- Axis figure
- 1917
- Chart
- Accessible viz
- How to read it
- More series is richer
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