For Designers
Pick colors, check contrast, and build palettes and gradients.
Color Picker
Free online color picker with HEX, RGB, and HSL. Pick a color visually, adjust hue and lightness, and copy codes in your browser — no upload, no signup.
WCAG Contrast Checker
WCAG contrast checker for text and UI colors. See the contrast ratio, AA/AAA pass or fail, and a live preview — calculated in your browser, no signup.
Color Palette Generator
Color palette generator from a base HEX. Build complementary, analogous, triadic, and monochromatic schemes in your browser and copy CSS variables — no signup.
CSS Gradient Generator
CSS gradient generator for linear, radial, and conic backgrounds. Edit color stops, copy CSS, and preview the same declaration you paste into a stylesheet.
Color Converter
HEX to RGB converter online. Convert HEX, RGB, and HSL in your browser from one canonical color — no upload, no signup, values stay on your device.
QR Code Generator
Create QR codes for URLs, text, Wi-Fi, contacts, email, phone numbers and more. Customize and download PNG or SVG QR codes directly in your browser.
Image to Base64 Converter
Image to Base64 converter. Encode PNG, JPEG, WebP, GIF, BMP, or SVG to a data URI, or decode Base64 back to an image in your browser — nothing is uploaded.
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