Chromask – Color Palette Tool

Chromask is a clean, offline-first color palette builder for designers, artists, developers, and anyone who works with color. PICK COLORS YOUR WAY • HSL sliders with live gradient feedback • RGB sliders with real-time preview • Direct HEX code entry with instant validation • Large color preview with one-tap HEX copy BUILD & MANAGE PALETTES • Create unlimited named palettes • Save colors with custom names • View all swatches at a glance • Rename or delete palettes anytime • All data stored on your device - no account needed EXPLORE COLOR HARMONY • Complementary - the opposite on the color wheel • Triadic - three balanced colors 120° apart • Analogous - neighbors that naturally blend • One tap to use any harmony color in the picker • Save entire harmony sets as a new palette 100% OFFLINE. ZERO PERMISSIONS. Chromask works without an internet connection and never requests any device permissions. No camera, no storage access, no location. Your palettes live only on your device and are never uploaded anywhere. There is nothing to sign up for and nothing to pay. Chromask contains no advertisements, no analytics, and no data collection of any kind. Perfect for: • UI / UX designers building color systems • Developers testing and refining brand palettes • Artists exploring color relationships • Anyone who wants a simple, private color reference tool