The reason the color wheel is an important tool for artists is because it displays the relationships between the colors. In general, the way the colors contrast with each other can be defined as either analogous or complementary
<span>The menu mark showing a milk carton with a line through it indicates that the item on the menu is dairy-free. This is for allergy and Kosher labelling to ensure people know that they can eat this item on the menu. </span>
