This list of Color Code finder freeware tools & free online web services will help you identify HTML color HEX, RGD, etc, codes from images, websites, etc.

RGB: RGB color codes should be used when creating digital materials (online graphics, social media icons, presentations to be viewed on a monitor, etc.). Hex codes: Hex codes should be used when ...

You can use these free Color Mixing apps and online tools to blend multiple colors to get a final color and its HEX code.