Wednesday, January 2, 2008

What the brain sees!

The brain most quickly and easily responds to four major attributes of all viewed objects: color, form, depth, and movement.

COLOR
Every color we see can be made with three basic, primary colors-Red, Green and Blue AKA RGB


Secondary colors in light are formed whn 2 primary colors are mixed together. When mixed equally, red and blue light will make magenta. Green and red will make yellow. Blue and green create cyan AKA CMYK

Extra Credit
For printing you used CMYK because you can use more color.
You use RGB for the web because makes your file size smaller.

FORM
Another common attribute of images that the brain responds to is he recognition of form. Form defines the outside edges and internal parts of an object and has parts: Dots, Shapes, Lines.

DOTS
The dots is the simplest form that can be written. Hundreds of small dots grouped together can form complex pictures. George Seurat and other pointillist artists in the nineteenth century used technique called pointillism.

LINES
When dots of the same size are drawn so closely together that there is no space between them, the result is a line. LInes whether sraight, curved or in combination, evoke an emotion.

-> Moods of lines
1. Curved lines convey a mood of playfulness and movement.
2. If line are thick and dark, their message is strong and confident.
3. If lines are thin and light with a clear separation between them, their mood is delicate, perhaps a bit timid

SHAPES
The third type of form, shapes, is the combination of dots and lines into pattens. The three basic shapes are parallelograms, circles and triangels.

DEPTH
If humans had only one eye and confined their visual messages to drawings on the walls of caves, there would be no need for complex illustrations. But because we have 2 eyes set slightly apart, we naturally see in three rather than 2 dimensions.

MOVEMENT

Recongnizing movement is one of the most important traits in the survival of an animal. There are four types of movement, real, apparent, graphic, and implied.

1. Real Movement: It`s is actual movement by a viewer or by some other person or object.
2: Apperent Movement: Apperent or illusionary, movement is a type of motion in which staionary objects appear to move. The most common example of this type of movement is a flip book.
3: Graphic Movement; Can be the motion of the eyes as they sacn an area or the way a graphic designer positions elements so that the eyes move throughout the layout.
4: Implied Movement: Is the motion that a viewers perceives in a still, single image without any movement of object, image or eye. Optical or op art has been used in advertisments and in posters to achieve pulsating results. Visusual vibration is theterm used for the images.

1 comment:

Richan Goodman said...
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