Smart Colour Analysis System - the principles. Discover your optimal value in lightness/darkness, optimal intensity of pigments, optimal warmness/coolness and choose optimal clarity of your colours - in one of main 4 chroma group - tints, tones, shades or hues (optimal purity of your colours). When you will understand and be able to recognized these 4 attributes in colours you will never fail! I shall give you your personal palettes for safe shopping. To face and far from face.