Accessibility Statement

Omexom undertakes to make its website accessible in accordance with Article 47 of Law No. 2005-102 of February 11, 2005.

To this end, it shall implement the strategy and actions detailed in its multi-year plan which is currently being drawn up.

This declaration of accessibility applies to 


The Omexom site doesn’t  comply with RGAA 4.1 Double-A (AA) level due to the non-conformities and deviations listed below.


The compliance audit carried out by Ipedis reveals that the average compliance rate is 45.83%:

  • 33 compliant criteria
  • 39 non-compliant criteria
  • 34 non-applicable criteria



The contents listed below are not accessible for the following reasons.


Several elements of non-compliance are described in this document, some of which are recurrent on several pages:

  • Some linked images and images on buttons don’t have a title
  • Decorative images have an alt attribute
  • Some complex images don’t have a detailed description
  • iFrames don’t have titles
  • Some iframes titles are not relevant
  • The contrast ratio between the background and the font isn’t high enough
  • Videos don’t have subtitles
  • Some videos don’t have transcription or audio description when needed
  • Change of context is not explicit for the screen reader user
  • Some links don’t have titles
  • Some scripts are not compatible with assisting technologies (menu, searchbar, slider)
  • Some scripts are not usable with a keyboard (cookies banner)
  • Some components are not usable with a keyboard
  • Some tags are used as presentation
  • Source code is invalid
  • The slider is hidden when CSS is disabled
  • The slider should be in a list
  • Some areas on the page are not properly defined
  • Quotes are in a <blockquote> tag
  • Focus is not visible while using a keyboard
  • Content is not fully visible with a width of 320px
  • Some elements have a style attribute
  • Background and font color are not declared in the same CSS class
  • Search label is not visible while typing
  • Correction suggestions are not implemented
  • Labels are not visible for the contact form
  • Autocomplete was not set up for the contact form fields
  • A PDF is not accessible
  • Some moving elements can’t be stopped
  • Sitemap page is empty
  • Skips links are not present on the website

Derogations for disproportionate loading 

No derogation identified

Content not subject to the obligation of accessibility

No content not subject to the accessibility obligation


This statement was made on 30/03/2022.

Technologies used for the website development: 

  • HTML5
  • CSS
  • JavaScript


The tests of the web pages were performed with the following combinations of user agents and screen readers: 

  • NVDA with Chrome


The following tools were used in the evaluation: 

  • Web Developer Toolbar
  • Focus
  • Contrast Color checker WCAG
  • Accessibility insights for web
  • Axe dev tool
  • Assistant RGAA


Pages of the site having been the subject of the verification of conformity: 

  • Homepage
  • Contact
  • Legal Notice
  • Accessibility
  • Sitemap
  • Search
  • History
  • People
  • Omexom Institute
  • Expertise
  • Power
  • Distribution
  • Hydrogen
  • Energy Storage
  • Omexom Green Story
  • Omexom countries
  • Congo Democratic Republic


If you are unable to access any content or service, you can contact the website manager to be directed to an accessible alternative or to obtain the content in another form.

Contact the communication department of VINCI Energies at the following email address :


This procedure is to be applied in the following case:

You have reported to the website manager a lack of accessibility that prevents you from accessing any of the content or services of the portal and you have not received a satisfactory response.