Line - A mark on a surface that describes a shape or outline. It can create texture and can be thick and thin.
Types of line
Actual
Implied
Vertical
Horizontal
Diagonal
Contour
Horizontal lines
Lines of repose and serenity. They express ideas of calmness and quiescence.
Vertical lines
Poised for action. They are poised, balanced, forceful, and dynamic. They express an impression of dignity.
Diagonal lines
Suggest action and movement. They give animation to any composition in which they appear.
Curved lines
Suggest grace, movement, flexibility, and joyousness.
Three main types of lines
Repetition
Contrast
Transition
Repetition
Occurs when two or more lines are drawn within a corner following the lines of the corner.
Contrast
Lines that are in opposition to each other form a contrast.
Transition line
A line that connects two workflow elements. a lines that allow you to define what the next step in a workflow will be.
Attributes of color
Hue
Intensity
Value
Hue
The name of the color, e.g. red, yellow, etc.
Intensity
The purity and strength of the color such as brightness or dullness. It refers to the brightness or darkness of color. It gives color strength. When a hue is vivid form, it is said to be in full intensity. When it is dulled, it is said to be partly neutralized.
Value
The lightness or darkness of the color. It is the quality which depends on the amount of light and dark in color.
Primaries
The three basic hues from which all other hues can be mixed.
Color wheel
An abstract illustrative organization of color hues around a circle, that shows relationships between primary, secondary, and tertiary colors.
Tints
Values above the normal.
A hue's lighter value, created by adding white
Shades
Values below the normal.
A hue's darker value, created by adding black
Intensity
The brightness or darkness of color. It gives color strength.
Colors have varied psychological and emotional connotations.
Black
Associated with death and gloom.
White
Stands for purity and innocence.
Red
Associated with blood, anger and fear.
Green
Implies happiness and abundance.
Meanings of colors conveyed by the rose..
Red roses mean courage and fortitude
Texture
The element that deals more directly with the sense of touch. It has to do with the characteristics of surfaces which can be rough or smooth, fine or coarse, shiny or dull, plain or irregular.
Perspective
The effect of distance upon the appearance of objects, by means of which the eye judges spatial relationships.
Linear perspective
The representation of an appearance of distance by means of converging lines. It has to do with the direction of lines and with the size of objects.
Painters usually show the effect of space and distance by using converging lines and diminishing size.
Parallel lines - below the eye level seem to rise to a vanishing point in the horizon, while those above the eye level seem to descend to the vanishing point.
Foreshortening
The representation of objects or parts of the body as smaller from the point of view of the observer.
Aerial perspective
The representation of relative distances of objects by gradations of tone or color. Objects become fainter in the distance due to the effect of the atmosphere. Objects appear to be lighter in color as they recede into the distance or atmosphere.
Space
As an element of art, refers to distances or areas around, between or within components of a piece.
Types of space
Positive
Negative
Open
Closed
Shallow
Deep
Two-dimensional
Three-dimensional
Positive space
The areas in a work of art that are the subjects, or areas of interest.
Negative space
Areas around the subjects, or areas of interest.
Form
Applies to the over-all design of a work of art. It describes the structure or shape of an object.
Types of form
Organic
Geometric
Organic forms
Typically are irregular in outline, and often asymmetrical. Organic forms are most often thought of as naturally occurring.
Geometric forms
Those which correspond to named regular shapes, such as squares, rectangles, circles, cubes, spheres, cones, and other regular forms.