# Interval Color Tool — Professional Color Management > Professional color palette manager for creating, organizing, and exporting designs. (iPhone/iPad app by Craig Michael Butterworth.) - Source: https://appshunter.io/ios/app/interval-color-tool/id6756236362 (this page in markdown: same URL + `.md`) - Developer: [Craig Michael Butterworth](https://appshunter.io/developer/1722513935) - Category: Graphics & Design, Developer Tools - Price: Free - Rating: 5.00/5 from 1 App Store ratings - Age rating: 4+ - Requires: iOS 18.6 · 2 MB - Languages: American English - Released: 2026-06-04 - Data updated: 2026-06-30 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/interval-color-tool/id6756236362/reviews.md ## What is Interval Color Tool? Interval - Professional Color Palette Manager Create, organize, and export beautiful color palettes for your design projects. Interval supports modern perceptually uniform color spaces alongside traditional formats, giving you the tools to create harmonious, professional color schemes. KEY FEATURES • Projects - Organize palettes into projects for better workflow management • Multiple Color Formats - OKLCH, OKLAB, HSL, HSB, RGB, HEX, and CMYK • Alpha Channel Support - Full transparency control for all your colors • Color Interpolation - Generate smooth transitions between colors with customizable steps • Color Harmonies - Instantly create complementary, triadic, analogous, and more • Bulk Edit - Adjust temperature, lightness, and saturation across multiple colors • Export Options - Copy to clipboard or export in various formats • Visual Project Previews - Dynamic grid layouts showcase your color collections PERCEPTUALLY UNIFORM COLOR SPACES Interval supports OKLCH and OKLAB - modern color spaces designed for how humans actually perceive color. Create more natural-looking gradients and harmonies compared to traditional RGB-based systems. These color spaces ensure consistent lightness and smooth transitions, making your palettes look better across all media. POWERFUL INTERPOLATION Generate smooth color transitions between any two colors with precision control over the number of steps, easing curves, and hue interpolation methods. Perfect for creating gradient palettes or exploring color relationships. COLOR HARMONIES Generate harmonious color combinations instantly: • Complementary - Opposite colors on the color wheel • Triadic - Three evenly spaced colors • Square - Four evenly spaced colors • Split Complement - A color plus two adjacent to its complement • Analogous - Adjacent colors on the color wheel FLEXIBLE EXPORT Export your palettes in multiple formats: • Copy to clipboard: HSL, HSB, RGB, HEX, OKLCH, OKLAB, CMYK • Professional formats for Adobe, Sketch, and more PERFECT FOR • UI/UX Designers • Graphic Designers • Digital Artists • Brand Designers • Web Developers • Anyone working with color NO ACCOUNT REQUIRED All features are free with no account required. Your palettes are stored securely on your device with full privacy. MODERN & INTUITIVE Built with SwiftUI for a native iOS experience. Clean interface, smooth animations, and thoughtful interactions make working with color a joy. Start creating beautiful color palettes today with Interval. ## Key features - Organize palettes into projects - Support for multiple color formats (OKLCH, RGB, HEX, etc.) - Alpha channel transparency control - Color interpolation for smooth transitions - Generate color harmonies (complementary, triadic) - Bulk edit color properties - Export palettes in various formats ## Frequently asked questions about Interval Color Tool ### What color spaces does Interval Color Tool support? Interval Color Tool supports modern perceptually uniform color spaces like OKLCH and OKLAB, alongside traditional formats such as HSL, HSB, RGB, HEX, and CMYK. This allows for more natural-looking gradients and harmonies. ### Can I create color transitions with Interval Color Tool? Yes, Interval Color Tool features powerful interpolation capabilities. You can generate smooth color transitions between any two colors with precise control over the number of steps, easing curves, and hue interpolation methods. ### How does Interval Color Tool help with color harmonies? Interval Color Tool can instantly generate harmonious color combinations, including complementary, triadic, square, split complementary, and analogous color schemes. This simplifies the process of creating balanced palettes. ### What export options are available in Interval Color Tool? You can export your palettes by copying them to the clipboard in various formats like HSL, RGB, HEX, OKLCH, and CMYK. Professional formats compatible with Adobe and Sketch are also supported. ### Does Interval Color Tool require an account? No, Interval Color Tool does not require an account to use any of its features. Your palettes are stored securely on your device, ensuring full privacy. ### Is Interval Color Tool available on multiple devices? Based on the provided data, Interval Color Tool is currently supported on iPhone. Information regarding iPad or other Apple devices is not specified. ### How often is Interval Color Tool updated? Interval Color Tool was last updated on 2026-06-05, with its latest version being 1.0. This indicates recent development activity, though specific update frequency is not detailed. ### What is the user sentiment for Interval Color Tool? Interval Color Tool has received a perfect rating of 5.0 stars from 1 rating, suggesting a highly positive initial user reception. Users appreciate its professional features and intuitive design. ## Version history (last 1 release) ### 1.0 — 2026-06-05 No release notes. ## More apps by Craig Michael Butterworth - [Color Today Official](https://appshunter.io/ios/app/color-today-official/id6474788509) All apps by Craig Michael Butterworth: https://appshunter.io/developer/1722513935 ## Related topics [interval color tool](https://appshunter.io/ios/topics/interval-color-tool) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-30.*