You can find this in the Ubuntu Software Center by searching for "Color Picker," or install it via Flatpak: flatpak install flathub nl.hanno.Gcolor3 Use code with caution. 3. Pick: The Simplified Dropper
If you want something that looks like it was built specifically for modern Ubuntu (GNOME), is the way to go. It is incredibly simple, fast, and follows the GTK3 aesthetic perfectly. download color picker for ubuntu
Gpick is arguably the most popular color picker in the Linux world. It’s more than just a dropper tool; it’s a full-featured palette creator. You can find this in the Ubuntu Software