Opacity

The measure of how easily light passes through a material. It is a quantitative characteristic that can be represented as a number within the range of [0, 1], and in some cases [0%,100%], with lower numbers indicating higher transparency.

More terms you might want to know

Mock-up

A non-functional first draft of a design.

Aperture

The setting on a camera's lens which controls how much light comes into the camera. Aperture settings can usually be set to F-stop values ranging from F1.4-F22. The higher the aperture value, the smaller the opening is, and vice versa, which affects the depth of field in photos and how much light reaches and illuminates a subject or scene in a photo.

User Interface (UI)

A type of graphical interface that allows the user to interact with the application on a screen, such as a computer monitor or smartphone, using various types of input devices.

Gestalt Theory

A theory in psychology that discusses the general idea that the whole is greater than the sum of its parts. It's based on a human need to search for stability and meaning, which leads to organic movements towards wholeness. Gestalt Theory assumes there are inherent flaws in how we perceive forms and patterns, and it holds that this innate tendency transforms into an active process of looking for order in reality.

Raster

Commonly used to describe a 2D graphic that is made up of an organized grid of pixels, in other words, a bitmap.

RGB

Red, green, and blue. These colours can be used to form a wide variety of colours in different devices such as computer monitors and televisions.

Crop Marks

Also called trim marks, are markings on artwork that tells the printer where to cut the page.

Glassmorphism

The use of light or dark objects positioned over colourful backgrounds. Blurred backdrops allow bright colours to come through and convey a sense of frosted glass.

Grid

A system of columns and rows designers use to create layouts. It's used in graphic design and web development to align elements for easy use on the page. Grids are a key part of design because they help you create balance, rhythm, proportion and hierarchy in your layout.

Readability

A measure of the ease of understanding text.

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