Overview

Visual content like charts, graphs, diagrams, and infographics can present significant accessibility challenges—especially when they convey complex information. This collection of expert-developed resources provides guidance for making these visuals more inclusive through meaningful alt text, structured descriptions, and alternative formats.

Guides & Tutorials on Complex Images

Complex Images – A guide from W3C on making complex images accessible using alternative text and structured descriptions.
Charts and Accessibility –A step-by-step tutorial from Penn State on designing charts that work with screen readers and other assistive technology.

Graphs, Charts, and Complex Images – A tutorial from UC Berkeley on best practices for making data visualizations accessible.

How to make charts and graphs more accessible – A text-based guide with an accompanying video from Pope Tech on improving accessibility in charts and graphs.

Data Visualization – A research-backed guide from Harvard University for designing clear and accessible data visualizations.

Create Infographics Smarter with AI – An overview from Venngage on accessibility features and how it serves as a more inclusive alternative to Canva for content creators.

Diagram Cente r – A collection of best practices from the Diagram Center, a Benetech Initiative, for creating accessible diagrams and visual content.

Tactile Graphics Image Library – A free resource from APH offering downloadable tactile maps, graphs, and diagrams designed for students with visual impairments.

Protocol for accessible OER (2022) – A set of guidelines from the National Center on Accessible Educational Materials for ensuring Open Educational Resources (OER) are accessible to all learners.