RGB to HEX Converter
Turn RGB or RGBA values into HEX color codes with live sliders. Free, private, no sign-up — runs in your browser.
RGB to HEX Converter
Move the sliders or type RGB values (0–255) to get the HEX code instantly, with an optional alpha channel for 8-digit HEX and a live preview.
About this RGB to HEX Converter
Each RGB channel (0–255) maps to a two-digit hexadecimal pair, giving the familiar six-digit HEX code used everywhere in CSS and design tools. The alpha slider produces both an rgba() value and the newer 8-digit HEX with opacity.
Frequently asked questions
How does 255 become FF?
Do all browsers support 8-digit HEX?
Can I paste an rgb() string?
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