The ornamental design for a chromaticchart, as shown and described.
The file of this patent contains at least one drawing executed in color.
Copies of this patent with color drawings(s) will be provided by the
Office upon request and payment of the necessary fee.
The sole drawing FIGURE is a top plan view of my new design for chromatic
chart.
The surface(s) or portion(s) of the article not shown in the drawing or
described in the specification form(s) no part of the claimed design.