Color contrast checks that survive projector rooms

Conference room projectors clip highlights. Charts that pass WCAG on a MacBook can fail in a boardroom.

Export slides to PDF and view at 75% brightness on a cheap monitor. If you cannot access hardware, simulate with CSS filters during design review — imperfect but better than nothing.

Narrative Data Viz Lab students pair this with explicit footnotes when contrast is intentionally subdued for brand reasons. Transparency beats silent failure.

Document the environment assumptions beside the deck so reviewers know what you validated.