ETSI EG 204 061 V1.0.0 (2025-08)

Final draft ETSI EG 204 061 V1.0.0 (2025-08)

ETSI GUIDE
Human Factors (HF);
ETSI Accessibility Strategy;
Accessibility of ETSI Deliverables and Improvement
of the Development Process of Deliverables

2 Final draft ETSI EG 204 061 V1.0.0 (2025-08)

Reference
DEG/HF-00301566
Keywords
accessibility, usability
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ETSI
3 Final draft ETSI EG 204 061 V1.0.0 (2025-08)
Contents
Intellectual Property Rights . 5
Foreword. 5
Modal verbs terminology . 6
Executive summary . 6
Introduction . 6
1 Scope . 7
2 References . 7
2.1 Normative references . 7
2.2 Informative references . 7
3 Definition of terms, symbols and abbreviations . 8
3.1 Terms . 8
3.2 Symbols . 9
3.3 Abbreviations . 9
4 Basic assumptions . 9
4.1 Characteristics and abilities of users and content creators of ETSI deliverables . 9
5 Important recommendations to enhance the accessibility of ETSI deliverables . 10
5.1 Overview . 10
5.2 Recommendations and Guidelines . 11
5.2.1 Colour. 11
5.2.1.1 Contrast . 11
5.2.1.2 Colour combinations. 11
5.2.1.3 Colour coding / use of colour . 12
5.2.2 Missing alt text . 13
5.2.3 Diagrams / Pictures . 13
5.2.3.1 Machine-readable text . 13
5.2.3.2 Large amount of text in figures . 14
5.2.3.3 Diagrams developed with tools which do not capture semantic information . 14
5.2.4 Tables . 15
5.2.4.1 Structure: Table headings . 15
5.2.4.2 Structure: Tables with different types of technical content . 16
5.2.5 Text properties and coding . 17
5.2.5.1 Machine-readable text properties: programmatically determinable information and relationships . 17
5.2.5.2 Use of paragraph formats . 17
5.2.5.3 Text property "language" . 18
5.2.5.4 Font formats used to carry information . 18
5.2.5.5 Not embedded fonts . 19
5.2.6 References . 19
5.2.6.1 List of references . 19
5.2.6.2 Accessible navigation . 20
5.2.7 Acronyms and capitalized text . 20
5.2.8 Document properties . 22
5.2.8.1 Document size . 22
5.2.8.2 Document information . 22
6 Authors'/content creators' requirements with respect to the accessibility of ETSI deliverables and
the development process of accessible documents . 23
6.1 Overview . 23
6.2 Requirements of authors/content creators of ETSI deliverables . 23
6.2.1 Introduction . 23
6.2.2 Requirements on instructions and training . 23
6.2.2.1 General . 23
6.2.2.2 Requirements . 23
6.2.3 Requirements related to tools for creating accessible deliverables . 24
ETSI
4 Final draft ETSI EG 204 061 V1.0.0 (2025-08)
6.2.3.1 General . 24
6.2.3.2 Requirements . 24
6.2.4 Requirements on the editing/publishing processes . 25
6.2.4.1 General . 25
6.2.4.2 Requirements . 25
6.2.5 Concluding remarks . 25
6.3 SDOs and their approach to creating accessible standards documents . 26
6.3.1 General . 26
6.3.2 CEN/CENELEC . 26
6.3.3 DIN. 26
6.3.4 ITU . 26
6.3.5 IEEE . 27
6.3.6 IEC . 27
6.3.7 Canadian Standards Organization (Accessibility Standards Canada) . 27
6.3.8 ACM. 27
6.3.9 Concluding Remarks . 27
7 User-centred analysis of the accessibility and usability of ETSI deliverables . 28
7.1 Overview . 28
7.2 Requirements of blind users and those with low vision . 28
7.2.1 General . 28
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