Poster (120 x 90) cm, presented at HighEdWeb 2010 in Cincinnati, USA. The poster was created based on the awarded presentation "Colors on the Web: Few Things, Great Results", and presents the following concepts: - Importance of Colors - Color Theory - Color Psycodinamics - Color Harmony - Color 3D (Chroma Depth) - Guidelines for creating color design The poster provides QRcode links for the examples and tests presented.