RGB to HEX
FreeConvert RGB color values to HEX color codes
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About RGB to HEX
RGB values are handy when you are calculating colors in code, but stylesheets, design handoffs, and many UI tools prefer the compact HEX form. Converting each channel to two hex digits by hand is fiddly and easy to slip on. This tool takes your red, green, and blue values and returns the HEX code, ready to paste into CSS or a design file.
Enter the three RGB channel values and the converter formats them into a standard six-digit HEX color with a leading hash. It is free, browser-based, requires no account, and returns the result instantly. Each channel should be in the 0 to 255 range, and the tool pads single-digit hex values so the output is always a valid six-character code.
Common uses
- Converting an RGB color from code into HEX for a stylesheet
- Turning computed RGB values into a HEX code for a design tool
- Standardizing colors to HEX for a brand or style guide
- Getting a shareable HEX string from RGB channels
- Translating an rgb() CSS value into its HEX equivalent
How to use
- 1
Configure options
Set your preferences using the options panel below.
- 2
Click Generate
Click the process button to generate your result instantly.
- 3
Copy or download
Copy the result to clipboard or download it directly to your device.
Why ToolHub?
- Accurate conversion
- Multiple formats
- Instant results
FAQ
What range should the inputs be?
Each of red, green, and blue should be an integer from 0 to 255, the standard RGB range.
Does the output include the hash?
Yes. The HEX code is returned with a leading # so it is ready to use directly in CSS.
Are single-digit channels padded?
Channels that convert to a single hex digit are zero-padded so the output is always a valid six-character code.
Can it produce shorthand HEX?
It returns the full six-digit form, which is unambiguous and works everywhere.
Can I use RGB to HEX on mobile?
Yes — ToolHub is fully responsive and works on iPhone, Android, tablets and all modern browsers. No app install needed.