Color Picker & Color Tools

Pick, convert, and test colors — HEX, RGB, and HSL side by side, gradients, WCAG contrast, harmony palettes, and shade libraries with one-click copy.

Color tools

  • 🔁HEX to RGB

    Convert HEX color codes to RGB and back instantly, with HSL included and a live preview.

  • 🌈Gradient Generator

    pick two colors and an angle, preview live, and copy the CSS in one click.

  • Contrast Checker

    Check text and background color contrast against WCAG accessibility standards.

  • 🎛️Palette Generator

    complementary, analogous, triadic, tetradic, split-complementary, and monochrome — click any swatch to copy its hex.

🎨 Shade libraries

One tab for all your color work

HueNest keeps the everyday color tasks in one place: grab a value in any format from the picker above, translate between HEX, RGB, and HSL, build a gradient you can paste straight into CSS, verify text passes WCAG contrast before a designer or auditor flags it, and spin harmony palettes from any starting color. The shade libraries collect the named colors people actually search for — navy, terracotta, sage, millennial pink — each a click from your clipboard.

Everything computes in your browser: no uploads, no accounts, and the pages work offline once loaded.