Widget Contrast Lab

Widget Contrast Lab is an offline widget design and color contrast checker for planning readable, balanced home screen themes. Create widget mockups, test text and background colors, compare contrast ratios, and save layout ideas before recreating your design on the home screen.

Plan home screen widgets with custom colors, sample text, accent shades, and flexible grid layouts. Use the widget preview canvas to quickly explore different combinations and see how text, backgrounds, and interface elements work together.

Widget Color & Contrast Checker

Test foreground and background color combinations and review contrast ratios for body text, large text, and UI components. Experiment with exact HEX colors to find combinations that are easier to read while keeping the visual style you want.

Home Screen Widget Design

Create simple widget mockups for different home screen ideas. Adjust background colors, text colors, accent colors, labels, sample content, and grid options to explore a layout before applying the same design elsewhere.

Offline Theme Planner

Build and compare multiple widget theme variants without an account or internet connection. Save different color palettes and layout concepts locally so you can return to them whenever you want.

Key Features
Design custom widget mockups and home screen layouts
Check text and background color contrast ratios
Test colors for body text, large text, and UI components
Add exact custom HEX color swatches
Preview background, text, and accent color combinations
Experiment with widget labels and sample text
Explore different widget grid and layout ideas
Save multiple widget theme variants for comparison
Plan home screen color schemes and personalization ideas
Keep your designs in private on-device storage
Work fully offline without an account

Widget Contrast Lab is useful for anyone experimenting with widget colors, home screen customization, readable color combinations, minimalist layouts, or personalized theme ideas.

The app is a planning and preview tool. It does not replace your launcher, modify existing widgets, access wallpapers, manage your home screen, or apply themes automatically.

No account. No ads. No cloud sync. Your widget layouts, color swatches, and theme ideas remain stored locally on your device.

Create a widget design, check its color contrast, compare theme variants, and refine your next home screen layout with Widget Contrast Lab.