We supply high quality dyes, pigments and chemical auxiliaries for industrial coloring purposes. We serve a broad base of customers in textile, paper, ink and other industries where color applications are required.

The Orco Difference

We have the quality of services and range of colorants your company is looking for.

We have earned a reputation for technical expertise and outstanding customer service and are proud to be considered one of the industry’s most dependable sources of conventional, speciality, discontinued and custom formulated dyestuffs, pigments and chemical auxiliaries.

Learn more about us

Our Services Include

Custom Formulation

ORCO will custom-formulate dyes, pigments and chemicals to suit any unique requirement you may have. Just submit a Orco Lab Sheet, completely filled out to our lab and we will help to improve your end product to help improve your bottom line.

Computer Shade Matching

ORCO'S group of highly trained technicians and state of the art technical service labs located in Rhode Island and North Carolina are well suited for custom-computer-shade matching using dyes and pigments for a wide variety of applications.


In any industry there will be technical challenges when color application is involved. You can rely on ORCO to solve your coloring problems and offer the proper dye systems and application procedure.

Latest News

New Product Release:  Orco Nylosol Yellow RLN - Acid Yellow 230

Organic Dyestuffs Corporation now has available Orco Nylosol Yellow RLN, a yellow acid dye for nylon.   This bright, vivid, red-cast yellow dye offers excellent washfastness, lightfastness, and cold-water bleed physical properties. This product is applicable as a self-shade or dye-blend component for outdoor sports, swimwear, and upholstery fabrics.  Orco Nylosol Yellow RLN also serves as a direct replacement to the industry standard Acid Yellow 230  Yellow RLN.  Please contact us for your free sample.

From Our Blog

New Product Announcement: Orco Milling Red 3G-NS

Organic Dyestuffs Corporation now has available Orco Milling Red 3G-NS, a bright red dye offering excellent washfastness on nylon and wool. This dye also serves as an excellent alternative to the industry standard Red A-3G as well as Acid Red 114 which is on the Forbidden Azo Amine dyes list.  Another valuable characteristic of Orco Milling Red 3G-NS is its non-stainability, such as when in plastic contact situations.  Please contact us for your free sample.

Now Seeking Global Agents

ORCO is currently searching for agents all over the world. If you would like information on the opportunity to work with a leader in the dyestuff industry, contact us today.

Contact us