Glossary
Searchable terminology from accessibility, web standards, and related fields.
1 result found in color accessibility.
- Just-Noticeable Difference (JND, Difference Threshold, Differential Threshold, Just Noticeable Difference)
- The smallest detectable difference between two stimuli that a person can perceive. In accessibility contexts, JND is commonly applied to color, contrast, and audio levels—determining the minimum chang…