Color Picker for Chrome quickly selects colours from the page using the eyedropper and automatically when browsing the web.
How to install Color Picker for Chrome
Step 1: Go to: https://chrome.google.com/webstore/detail/color-picker/fnhcbgbefhibeocpfiblfkgjfoiackbi
Step 2: Click Add to Chrome button
Step 3: Go to any web page that you want to pick the color
Step 4: Click our extension icon -> A new popup will show up

Done!