The elements, or principles, of visual design include Contrast, Balance, Emphasis, Movement, White Space, Proportion, Hierarchy, Repetition, Rhythm, Pattern, Unity, and Variety. These principles of design work together to create something that is aesthetically pleasing and optimizes the user experience.
Contrast refers to how different elements are in a design, making them more easily discernible from one another. Contrast is very important in creating accessible designs. Insufficient contrast can make text content in particular very difficult to read, especially for people with visual impairments.
The spaces between repeating visual elements create the basic design principle of rhythm to form, similar to the way the space between notes in a musical composition create a rhythm. There are five basic types of visual rhythm that designers can create: random, regular, alternating, flowing, and progressive.
As already mentioned, there is no real consensus in the design community about what the main principles of design actually are. That said, the following twelve principles of visual design are those mentioned most often in articles and books on the subject.
Contrast refers to how different elements are in a design, particularly adjacent elements. These differences make various elements stand out. Contrast is also a very important aspect of creating accessible designs. Insufficient contrast can make text content in particular very difficult to read, especially for people with visual impairments.
There are two basic types of balance: symmetrical and asymmetrical. Symmetrical designs layout elements of equal weight on either side of an imaginary center line. Asymmetrical balance uses elements of differing weights, often laid out in relation to a line that is not centered within the overall design.
Hierarchy is another principle of design that directly relates to how well content can be processed by people using a website. It refers to the importance of elements within a design. The most important elements (or content) should appear to be the most important.
Hierarchy is most easily illustrated through the use of titles and headings in a design. The title of a page should be given the most importance, and therefore should be immediately recognizable as the most important element on a page. Headings and subheadings should be formatted in a way that shows their importance in relation to each other as well as in relation to the title and body copy.
The spaces between repeating elements can cause a sense of rhythm to form, similar to the way the space between notes in a musical composition create a rhythm. There are five basic types of visual rhythm that designers can create: random, regular, alternating, flowing, and progressive.
Random rhythms have no discernable pattern. Regular rhythms follow the same spacing between each element with no variation. Alternating rhythms follow a set pattern that repeats, but there is variation between the actual elements (such as a 1-2-3-1-2-3 pattern). Flowing rhythms follow bends and curves, similar to the way sand dunes undulate or waves flow. Progressive rhythms change as they go along, with each change adding to the previous iterations.
Rhythms can be used to create a number of feelings. They can create excitement (particularly flowing and progressive rhythms) or create reassurance and consistency. It all depends on the way they are implemented.
In design, however, patterns can also refer to set standards for how certain elements are designed. For example, top navigation is a design pattern that the majority of internet users have interacted with.
It can also make elements of a design easier to discern. This is why typography is more legible when upper and lowercase letters are used since negative space is more varied around lowercase letters, which allows people to interpret them more quickly.
In some cases, negative space is used to create secondary images that may not be immediately apparent to the viewer. This can be a valuable part of branding that can delight customers. Take the hidden arrow in the FedEx logo, for just one example.
Movement refers to the way the eye travels over a design. The most important element should lead to the next most important and so on. This is done through positioning (the eye naturally falls on certain areas of a design first), emphasis, and other design elements already mentioned.
Variety in design is used to create visual interest. Without variety, a design can very quickly become monotonous, causing the user to lose interest. Variety can be created in a variety of ways, through color, typography, images, shapes, and virtually any other design element.
Everyone has seen a website or other design out there that seemed to just throw elements on a page with no regard for how they worked together. Newspaper ads that use ten different fonts come to mind almost immediately.
Unity refers to how well the elements of a design work together. Visual elements should have clear relationships with each other in a design. Unity also helps ensure concepts are being communicated in a clear, cohesive fashion. Designs with good unity also appear to be more organized and of higher quality and authority than designs with poor unity.
Typography refers to the way text is arranged in a design. That includes the fonts used, their spacing, size, and weight, and the way different text elements relate to each other. Good typographic design is heavily influenced by all of the other design principles mentioned earlier in this article.
The use of color in design is one of the most psychologically important parts of a design and has a huge influence on user experience. Color psychology and theory heavily influences some of the other principles mentioned earlier.
Gestalt Principles include similarity, continuation, closure, proximity, figure/ground, and symmetry & order (also called prgnanz). Some of those principles are closely related to the principles mentioned above.
Shape is also a major part of any design, both in terms of specific shapes used as elements within the design, and the overall shape of the design itself. Different shapes can evoke different feelings, i.e circles are organic and fluid, while squares are more rigid and formal, and triangles give a sense of energy or movement.
Designers should aim to understand how each of these design principles actually impact their work. Studying how other designers have implemented these ideas to structure their own designs is also an incredibly valuable tool in learning to create better designs.
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