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Color & Design tool

Random Color Generator

Generate random colours with hex, RGB and HSL values.

Runs on-deviceNo sign-upFree
All color & design tools

Random Color Generator workspace

Workspace

Random Color Generator

Runs locally

Screen-accurate enough

Values are calculated on the fly. CMYK is an approximation for screen preview; use a colour-managed proof for print.

#c6f24e

Values & CSS0 chars

The guide

By the utils.sbs team · Reviewed November 2026 · How we build and review tools

Quick answer

Random Color Generator is a free browser-based color & design tool. Generate random colours with hex, RGB and HSL values. It runs with JavaScript and Canvas colour conversions locally, requires no account and does not upload your files. Open the page, add your input, adjust any options and download the result.

What is Random Color Generator?

Random Color Generator is a free browser-based color & design tool from utils.sbs. Generate random colours with hex, RGB and HSL values. It is built for quick, focused jobs: open the page, add your input, adjust the options and take the result with you. No account, install or server upload is required.

At a glance

CategoryColor & Design
InputHEX, RGB or HSL values, or an image for colour sampling
OutputCSS, JSON or a generated colour palette
EngineJavaScript and Canvas colour conversions
ProcessingIn your browser
PriceFree
AccountNot required

How Random Color Generator works

Colour values are converted with standard colour-space formulas and generated as CSS, design tokens or image palettes.

How to use Random Color Generator

  1. 1Open Random Color Generator and add your input.
  2. 2Use the default settings, or choose the format or detail level that matches your goal.
  3. 3Run the tool, check the preview or result, and download the output.

When to use Random Color Generator

  • Build a palette for a website or design system.
  • Convert colour values between HEX, RGB and HSL.
  • Check contrast or sample colours from an image.

Limitations

Screen colour and colour-space differences can change how values appear on other devices.

Privacy and accuracy

Random Color Generator processes its input in the browser whenever the platform API allows it. Files and values are not uploaded to a server for processing, and the tool does not require an account. For calculations, use the result as a reference and verify important decisions against the source formula or a qualified professional. Read our methodology.

FAQ

Random Color Generator questions

  • What can I do with Random Color Generator?

    Generate random colours with hex, RGB and HSL values. Random Color Generator is part of the Color & Design shelf on utils.sbs and is designed for quick, one-off tasks.

  • Is Random Color Generator free to use?

    Yes. Random Color Generator is free, requires no account, and has no per-file or per-use charge.

  • Are my files uploaded when I use Random Color Generator?

    No. Random Color Generator is designed to process your input locally in the browser. Files are not uploaded to a server for processing.

  • What formats does Random Color Generator support?

    It accepts colour values and returns CSS, JSON or a generated palette that you can copy or download.

  • Can I use Random Color Generator on my phone?

    Yes. Random Color Generator is responsive and works in modern mobile browsers. Very large files may be limited by the device's available memory.

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