Welcome to the Colour Index 2.0

The unique and definitive classification system for dyes and pigments used globally by manufacturers, researchers and users of dyes and pigments. Listing both the essential colorant and registered commercial names.



SDC Enterprises

SDC Enterprises is now in full control of the Colour Index. We offers a comprehensive range of premium consumables for textile testing. Renowned worldwide, SDC Enterprises has become the industry standard for colour fastness and other BS, EN and ISO procedures, offering consistent and reliable products for all aspects of textile quality control. Discover SDC Enterprises today, and find out why we are the only name specified by many leading retailers worldwide.

What is the Colour Index

The Colour Index™ describes the essential colorant of a dye or pigment by application class and chemical class. Assigning a relevant CIGN and CICN allows identification by a world recognised system.

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Technical Information

Covering such a wide range of industries use this section to find the definition of a dye and pigment and what makes them different as well as other industries use of colour explained.

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C.I. Organisation

Colour Index™ is organised and run by two technical boards, one responsible for the Dyes, the other responsible for Pigments & Solvent Dyes. These are committees of professional people from the industry they serve.

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Associated Orgs

The SDC and AATCC work with other organisations on the content and use of the Colour Index such as ETAD, CDIA to name a few. This section gives details of those organisations.

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Access to the Colour Index™ database is based on an annual subscription.

Part 1
£260/year

Plus £35 per user

  • Partial Access
  • Individuals
  • Companies
  • Email Support
  • Part 1
  • Part 2

Part 2
£260/year

Plus £35 per user

  • Partial Access
  • Individuals
  • Companies
  • Email Support
  • Part 1
  • Part 2

Full Access
£395/year

Plus £35 per user

  • Full Access
  • Individuals
  • Companies
  • Email Support
  • Part 1
  • Part 2

Universities
£395/year

Plus £6.50 per user

  • Full Access
  • Individuals
  • Companies
  • Email Support
  • Part 1
  • Part 2

Join an Existing Organisation

If your organisation has an existing subscription please click the below button to register using an invite code. If you do not have an invite code you will need to input the email address for your oranisations admin and wait for them to authorise your request.

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