Interval Color Tool

Create beautiful color palettes with modern OKLCH color space support. Perfect for designers who need precise, perceptually uniform color control.

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.