Dyes in History and Archaeology Helsinki (DHA 45)

Welcome to the DHA 45 Conference!

For the 45th time, the Dyes in History and Archaeology conference brings together researchers, professionals, culture heritage specialists, dye enthusiasts, crafts persons and students from all the fields of dye research. 

The 45th Dyes in History and Archaeology conference (DHA 45) will take place in Helsinki, Finland, from Wednesday 28th October to Friday 30th October 2026. The conference will consist of a three-day programme of presentations and posters, as well as an excursion on Saturday 31st October.  The best oral presentation and the best poster presentation will be awarded by the Royal Society of Chemistry local section Finland.

We are looking forward to welcoming you to Helsinki in October 2026! 

Professor Riikka Räisänen, University of Helsinki, 
with the Organising Committee of the DHA 45 conference! 

Call for papers is now closed. 

Contact 

Do not hesitate to send an email to in case you need any help or clarification, and we will be in touch with you.