Photoshop swatch (.aco) export

Older sibling of ASE. Photoshop-only but more widely compatible.

Updated 2026-05-04 · 👍 64 found this helpful

Export → "Photoshop ACO."

Older format, only Photoshop reads it. If you have a choice, prefer ASE — it works across every Adobe app.

ACO is still useful for some legacy workflows and for Procreate, which can import either ACO or .swatches.

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