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Colour Vision Deficiency in Health Professions Education: A Narrative Literature Review.

Marnie Imhoff¹, Linsey Donner¹, Ashley Eichleberg¹

¹Medical Laboratory Science Program, College of Allied Health, University of Nebraska Medical Center, Omaha, Nebraska, USA.

The Clinical Teacher

|March 23, 2026

Summary

Colour vision deficiency (CVD) affects healthcare professionals, yet awareness and support in education are lacking. Implementing universal design and adaptive tools is crucial for inclusive healthcare training and practice.

Keywords:

colour blindness colour vision deficiency health professions education healthcare professionals

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Area of Science:

Medical Education
Ophthalmology
Healthcare Professional Training

Background:

Colour vision deficiency (CVD) impacts healthcare professionals' tasks requiring colour perception.
Limited awareness and support exist for students and practitioners with CVD in healthcare education.
CVD can affect educational experiences and clinical performance.

Purpose of the Study:

Examine the impact of CVD on healthcare education and clinical performance.
Summarize teaching interventions for individuals with CVD.
Identify gaps in training and institutional support for CVD.

Main Methods:

Narrative literature review utilizing seven databases (CINAHL, EMBASE, ERIC, Google Scholar, MEDLINE, PsycINFO, PubMed).
Keywords: CVD, healthcare education, clinical implications.
Thematic analysis of articles published between August 2013 and January 2026.

Main Results:

Identified significant gaps in screening, awareness, and support for CVD in healthcare education and practice.
Few programs screen for CVD or provide accommodations.
Effective interventions include universal design, alternative strategies, assistive technology, grayscale imaging, and high-contrast visuals.

Conclusions:

Urgent need for changes in healthcare education and clinical practice to support individuals with CVD.
Essential to implement routine screening, universal design, adaptive tools, and standardized guidelines.
Future research should evaluate interventions, identify best practices, and inform evidence-based policies.