The Trello colors are Trello Ocean Boat Blue, Trello Apple Green, Trello Bright Yellow (Crayola), Trello Fire Opal, Safety Yellow, Trello Lavender (Floral), Princess Perfume, Trello Cyan (Process), Very Light Malachite Green, Lavender Gray, we recommend using the Trello 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. Trello Official Website
Download the Trello color scheme palette image with the color hex codes as a single image. These are the suggested colors to be used for digital media.