Data Visualization Accessibility Skill

Reference data for making charts, graphs, dashboards, and interactive data visualizations accessible. Used by data-visualization-accessibility agent.

Chart Accessibility by Type

Bar/Column Charts

• Provide a text summary of the key takeaway (e.g., "Sales increased 40% in Q4")
• Include a data table alternative (visually hidden or toggleable)
• Each bar should be keyboard-focusable with a tooltip announcing the value
• Use patterns or textures in addition to color to distinguish series

Line Charts