acv

.acvApple Color Value

Apple Inc. · 1990s

Developer
Apple Inc.
Category
category.color
MIME Type
application/x-apple-color-value
First Released
1990s
Open Format
Yes
File Signature
Not a commonly defined or unique header signature, relies on file extension and application context.
At a Glance
.acv
Apple Color Value

Apple Color Value files are used to store and share custom color palettes within Apple's design applications.

Reviewed on June 2, 2026
Compression
Binary
Transparency
Limited (Alpha channel support varies)
Editability
Low (Requires specific software)
Best for
Color palette management

Key Features

  • Stores collections of custom colors
  • Facilitates color consistency in design projects
  • Enables easy sharing of color palettes
  • Primarily for use within Apple's software ecosystem

Best For

  • Users within the Apple ecosystem needing to manage color sets
  • Designers who frequently reuse specific color combinations
  • Maintaining consistent branding across digital assets

Less Ideal For

  • Cross-platform color exchange (formats like ASE are more common)
  • Storing complex color profiles with ICC information
  • Web design where CSS or SCSS variables are standard
  • High-fidelity color management for print workflows

Common Use Cases

  • Saving custom gradients and color swatches
  • Sharing brand color palettes with collaborators
  • Maintaining consistent UI element colors in app development
  • Archiving specific color schemes for future projects

How to Open It

  1. Open within compatible Apple software such as Adobe Photoshop (often via import plugins or scripts), Affinity Designer, or other design tools that support ACV import.
  2. Some graphics editors may offer import functionality through third-party scripts or extensions.
  3. If direct import fails, consider converting the ACV file to a more common format like ASE or CLR using dedicated conversion tools or online converters.

What is a .acv file?

An Apple Color Value file (.acv) stores color palette information, primarily used within Apple's design and graphics software. It contains a set of colors that can be easily loaded and applied to various design elements, layers, or objects. These files help maintain color consistency across projects and allow designers to share custom color schemes. While not as universally recognized as some other color formats, ACV files are a convenient way for Apple ecosystem users to manage and reuse their preferred color sets.

Programs That Open .acv Files

PlatformProgram
WindowsAdobe PhotoshopPaid
macOSAdobe PhotoshopPaidOfficial
Affinity DesignerPaidOfficial

How to Convert .acv Files

FormatMethod
.ASEAdobe Photoshop with plugins, Online converters
.ACOAdobe Photoshop with plugins, Online converters

Common Problems with .acv Files

⚠️ ACV files are not recognized by non-Apple software.
Use conversion tools or plugins to convert ACV to a more universally compatible format like ASE (Adobe Swatch Exchange).
⚠️ Difficulty finding software to open ACV files on Windows.
While primarily for macOS, some Windows applications like Adobe Photoshop with appropriate plugins can import ACV files. Online converters are another option.

Frequently Asked Questions

Can I use ACV files on Windows?

Direct support on Windows is limited. However, applications like Adobe Photoshop, potentially with plugins, or online conversion tools can be used to access the color data.

What is the difference between ACV and ASE files?

ASE (Adobe Swatch Exchange) is a more widely adopted format for color palettes across different design software, including Windows and macOS applications. ACV is more specific to Apple's ecosystem.

Technical Details

ACV files are typically binary files containing an array of color definitions. Each color entry usually includes RGB values and potentially alpha (transparency) information. The exact structure can vary slightly depending on the specific version of Apple software that generated it, but they are designed for efficient loading and parsing by applications.

Did You Know?

ACV files are essentially digital swatches, akin to physical paint chips for designers.
While associated with Apple, ACV files are text-based or binary and can sometimes be manipulated or converted with the right tools.

Security Information

ACV files are generally safe as they only contain color data. However, as with any file downloaded from the internet, exercise caution and ensure the source is trustworthy to avoid potential malware bundled with the file.

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