Design Tools
Color pickers, gradient generators, contrast checkers, and visual design utilities.
Browse all 8 tools in Design Tools. Each tool runs entirely in your browser with no account required.
Pick colors, generate gradients, check contrast ratios, and create visual design elements. Browser-based utilities for designers and front-end developers.
Color Converter
Convert colors between HEX, RGB, HSL, and CMYK formats. Includes a color picker and palette generator.
Use tool →Image Palette Extractor
Extract dominant color swatches from uploaded images for branding systems, UI kits, and social creative workflows.
Use tool →WCAG Contrast Checker
Calculate contrast ratio between foreground and background colors with AA/AAA pass-fail checks for accessible UI text.
Use tool →CSS Gradient Generator
Generate linear gradient CSS with angle and multi-color stops, including live preview and copy-ready code output.
Use tool →SVG Optimizer
Minify SVG markup by stripping comments and extra whitespace to reduce payload size for web delivery.
Use tool →Image Color Picker
Click any pixel in an uploaded image to inspect and copy exact HEX color values for design and frontend work.
Use tool →CSS Flexbox Generator
Build flexbox layouts visually with a live preview. Adjust direction, wrapping, alignment, and gap, then copy the CSS.
Use tool →Mermaid Diagram Editor
Create flowcharts, sequence diagrams, ER diagrams, Gantt charts, mind maps, class diagrams, and pie charts with a visual editor or raw Mermaid code. Export as SVG or PNG.
Use tool →Topic Hubs for Design Tools
Follow hub playbooks to chain related tools and complete larger workflows.
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Latest Updates for This Category
- Feb 26, 2026Enhanced structured data
- Feb 23, 2026Open-source powered tools