ELEMENTS OF ART

Shape – 2D
Form – 3D

Line:
   a. Actual Line – A continuous mark (straight, curved, dashed).
   b. Contour Line – An outline
   c. Implied Line – A psychological line.

Point – A pixel of color.
Color:

   a. Primary – Red, Yellow, Blue
   b. Secondary – Orange, Green, Violet (50/50 of 2 primary colors)
   c. Intermediate / Tertiary – blue-green, red-violet, etc (a tertiary + a primary).
   d. Complementary – Red & Green, Yellow & Violet, Blue & Orange (opposite on wheel)
   
Value:

   a. Tint – Lightness
   b. Shade - Darkness

Texture:

   a. Real / Tactile Texture
   b. Implied Texture

Space: 

   a. Positive 
   b. Negative

PRINCIPLES OF ART

Repetition:
   
    a. Rhythm – Recurring elements
        Regular Rhythm – same elements
        Irregular Rhythm – Similar elements

   b. Harmony – Logical repetition
   c. Dissonance – Illogical repetition
   e. Pattern

Variation / Variety

Contrast

Balance (No overpowering section. Both sides are equal.) 

    a. Symmetrical Balance
        Types of symmetry:
            - Radial Symmetry (around a the perimeter of a circle or oval)
            - Pentamerism (around a point)
            - Bilateral Symmetry (mirrored halves like the human body)
            - Asymmetrical (not symmetrical)              

Proportion (Size Relations)

Emphasis / Focal Point

Unity (wholeness, completeness, oneness)

Articulation / Movement