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Advanced Color Picker Tool

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The prompt

Build a professional-grade color tool with HTML5, CSS3 and JavaScript for designers and developers. Create an intuitive interface with multiple selection methods including eyedropper, color wheel, sliders, and input fields. Implement real-time conversion between color formats (RGB, RGBA, HSL, HSLA, HEX, CMYK) with copy functionality. Add a color palette generator with options for complementary, analogous, triadic, tetradic, and monochromatic schemes. Include a favorites system with named collections and export options. Implement color harmony rules visualization with interactive adjustment. Create a gradient generator supporting linear, radial, and conic gradients with multiple color stops. Add an accessibility checker for WCAG compliance with contrast ratios and colorblindness simulation. Implement one-click copy for CSS, SCSS, and SVG code snippets. Include a color naming algorithm to suggest names for selected colors. Support exporting palettes to various formats (Adobe ASE, JSON, CSS variables, SCSS).

Why this prompt

• AI-graded 66/100 for quality and structure
• Written for Gemini, GPT-5.6, Claude

Source & licence

• Original source: huggingface.co ↗
• Author / dataset: Hugging Face
• Licence: CC0-1.0, prompts.chat
• Adapted: Imported unmodified.
• Imported: 2026-08

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