If you would like to know HTML, HEX, RGB, CMYK and HSV values of a Color, then portable freeware Pixie will be able to help you.

Hex codes are a simple, unambiguous way to designate colors in digital media. However, going from a color in your head to a hex code can be difficult for the unpracticed.

The website called Today I Found Out has an interesting post on Sun factoids, including its color as designated in hex code: #FFF5F2. That code is actually taken from the site vendian.org, put ...

Use one of the standard panels, or the color-picker palette’s Favorites area, to choose your color, and then switch to the new Hex Color Picker panel; the color’s hex code is displayed.

The hex method of valuing color is used to communicate RGB values in computer programming, such as HTML.

The Color Picker tool helps you duplicate any color you see on the screen to use for design or development purposes.