Free Colors & Design Online
HEX to RGB/HSL converters, color palette generator, gradient builder, WCAG contrast checker. Toolora provides a complete collection of professional, browser-native colors & design engineered for high performance, zero latency, and absolute privacy.
Available Colors & Design (10)
Click any utility to launch instantlyHEX to RGB Converter
Convert 3-digit and 6-digit HEX color codes into standard RGB and CSS `rgb()` notation.
RGB to HEX Converter
Convert RGB red, green, and blue values (0-255) into standard 6-character HEX color codes.
RGB to HSL Converter
Convert RGB color channels into Hue (0-360°), Saturation (%), and Lightness (%).
HSL to RGB Converter
Convert HSL values into RGB color space format for graphic software and styling.
HEX to HSL Converter
Convert web HEX codes directly into HSL notation with interactive preview.
Interactive Color Picker
Select colors visually with real-time HEX, RGB, HSL, and HSV synchronization.
Color Palette Generator
Generate complementary, analogous, triadic, and monochromatic color palettes from any base hue.
CSS Gradient Generator
Create linear and radial CSS gradients with multi-stop color controls and copyable CSS.
WCAG Contrast Checker
Verify accessibility compliance and contrast ratio between text and background for WCAG 2.1 AA/AAA.
Color Shades & Tints Generator
Generate 10 lightness tints and 10 dark shades from any starting hex color for design systems.
Frequently Asked Questions About Colors & Design
Are all tools in the colors & design completely free?
Yes, every tool on Toolora is 100% free with unlimited usage. You will never encounter credit limits, subscription paywalls, or forced account creation.
How does Toolora guarantee complete data privacy?
Unlike traditional tool platforms that upload your files to foreign servers, Toolora executes tasks directly inside your browser memory using HTML5 Canvas, WebAssembly, and local JavaScript libraries. Your files never touch our servers.
Image Tools
Compress, resize, crop, filter, convert and enhance image files instantly.
PDF Tools
Merge, split, compress, watermark, reorder, convert and secure PDF documents.
ZIP & Archives
Create, extract, compress, inspect and analyze ZIP and compressed archives securely.
Files & Hashes
Generate MD5, SHA-256 hashes, verify checksums, inspect MIME types, and view hex dumps.