ColorKitTools

ColorKitTools is an offline color utility for designers, developers, digital creators, and students. Pick, convert, compare, harmonize, and work with colors using a collection of practical tools designed for everyday color workflows. COLOR PICKER & CONVERSIONS • Interactive 2D color picker for saturation and brightness • 360° hue control • Convert between HEX, RGB, HSL, HSV, and CMYK • Support for 3, 4, 6, and 8-character HEX values • Descriptive color names and tone modifiers COLOR HARMONIES & PALETTES Create 5-color palettes using: • Complementary • Analogous • Triadic • Split Complementary • Tetradic • Monochromatic • Curated Random Adjust the root hue and copy individual colors or complete palettes with one tap. ACCESSIBILITY & WCAG 2.1 Check color combinations with built-in accessibility tools: • Relative luminance calculation • Contrast ratio calculation • WCAG 2.1 AA and AAA results • Normal and large text checks • Foreground and background color pickers • One-tap color swapping GRADIENT STUDIO Create and customize gradients with: • Linear and radial gradient modes • 0–360° angle control for linear gradients • 2–5 color stops SHADES & TINTS Explore 9-step color variations including: • Tints mixed with white • Shades mixed with black • Tones for balanced color variations FAVORITES & PRIVACY Save your favorite colors and palettes locally and find them quickly with search. ColorKitTools works offline and does not require an account. No tracking or analytics are used, and the app does not require access to your personal data or other device services. All color calculations and tools are available directly within the app.