The Foursquare colors are Foursquare Sasquatch Socks, Foursquare International Klein Blue, Foursquare Royal Blue, we recommend using the Foursquare color palette for personal projects and in the case of commercial use to visit the company website. The color codes: RGB, CYMK for print, and Hex for web HTML/CSS. Foursquare Official Website
Download the Foursquare color scheme palette image with the color hex codes as a single image. These are the suggested colors to be used for digital media.