Intensity is the brilliance of the color.
The pure colors such as red are more intense than the muted low intensity yellow-green. For example, block B is more vibrant than block A. Figure A Figure B Monochromatic is a one-color combination. For instance, you could make a red quilt with colors just from the red family, varying the values and textures. Other categories include neutral combination consists of black, white and gray colors only. Analogous combination is when three to five colors that sit side by side on the color wheel are used.