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ColorSpace

Free#19 of 34 in Color Palette Generators

ColorSpace: A free web tool for marker-based palettes, image matching, and color harmony exploration. Ranked #19 of 34 in Color Palette Generators by our editors (6.3/10); pricing: Free plan; best for artists matching palettes to physical marker sets.

6.3/10Editor score

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ColorSpace6.3 Visit ColorSpace

At a glance

Editor score
6.3 / 10
Pricing
Free plan
Best for
Artists matching palettes to physical marker sets
Free plan
Yes
Paid from
Free
Palette methods
Both
Facts checked
20 Sep 2026

Where it wins
- Matches sampled image colors to markers with LAB and Delta E calculations
- Supports custom marker databases and six harmony types
- Exports palettes as PNG or JSON and saves matched palettes
Where it doesn't
- Does not provide accessibility checks
- Offers no broad software integrations
- Its focus is physical marker and art-supply collections

Our verdict on ColorSpace

ColorSpace is a free, browser-based color palette tool for artists who work with physical markers or other art-supply collections. It generates complementary, triadic, analogous, split-complementary, tetradic, and monochromatic palettes from a marker database. Artists can also use it to explore color theory, sample reference images, and connect digital color choices to the materials they have available.

Its strongest feature is the connection between image sampling and physical color matching. ColorSpace can extract dominant or sampled colors from reference images, then match those colors to markers using LAB and Delta E calculations. The tool supports LAB, HSV, RYB, Munsell, Traditional, and Natural Harmony color models, giving users several ways to approach palette development. Custom marker database uploads and validation make the workflow adaptable to specific collections, while tritone expansion adds highlight, base, and shadow variations.

ColorSpace keeps the workflow focused and practical: users can save matched palettes for future reference and export them as PNG or JSON. It is a strong choice for artists who want marker-aware harmony generation, image-to-marker matching, and flexible color models in a web tool. It is less suitable for users who need accessibility checks or broad connections to other software. Artists already working from physical marker sets should find the feature set closely aligned with their process, while users seeking a general-purpose, integrated design color system should consider alternatives.

Your product? Our editors can test ColorSpace in depth and publish a review, labelled as paid · from $149/mo →

ColorSpace pricing

Plans Free planFree Free to use — no paid tier required for the core job.

See plans on colorspace.me

ColorSpace fact sheet

Free plan	Yes
Paid from	Free
Palette methods	Both
Image extraction	Yes
Accessibility checks	Not verified
Export formats	PNG, JSON
Saved palettes	Yes
Brand color library	Not verified
Print color support	Not verified
Deployment	Cloud
Platforms	Web
Support	Email, Docs
Built for	Solo, Small business, Mid-market (editorial estimate)
Pricing	Free plan
Website	colorspace.me
Facts checked	20 Sep 2026

Alternatives to ColorSpace

See all ColorSpace alternatives →

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Featured on iTechGuides

ColorSpace is listed in our Color Palette Generators directory. Add the badge to your site — it links back to this page.

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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Last updated 7 Oct 2026 · How we research and update