+"Complement" signifies completion, the missing piece that perfects a whole. It can refer to elements that fulfill a [Set](/wiki/Set) or those that enhance another, like colors in a [Color Wheel](/wiki/Color_Wheel). In essence, it's what makes something complete or provides necessary balance.
+## See also
+- [Whole](/wiki/Whole)
+- [Inverse](/wiki/Inverse)
+- [Balance](/wiki/Balance)
... 1 more lines