Art Terminology Definitions

Hue: All shades of color, excluding white, black, and any shade of grey.
From: http://www.thefreedictionary.com/Hue

Chroma: The saturation, or purity of a color.
From: http://dictionary.reference.com/browse/chroma

Tint: Any lighter or darker variation of a color
From: http://www.merriam-webster.com/dictionary/tint

Tone: How solid or bright a color is.
From: http://www.talktalk.co.uk/reference/encyclopaedia/hutchinson/m0050673.html

Shade: When black or dark grey is added to a pure hue.
From: http://arthistory.about.com/cs/glossaries/g/s_shade.htm

Complementary Colors: Colors on opposite sides of the color wheel. When mixed they produce a dark, neutral color.
From: http://www.worqx.com/color/complements.htm

Analogous Colors: Any colors that are next to each other on the color wheel.
From: http://www.factmonster.com/ipka/A0882846.html

Contrasting Colors: Two colors that are not next to each other on the color wheel. The more colors between the two, the greater the contrast.
From: http://desktoppub.about.com/od/glossary/g/contrastingcolors.htm

Texture: The way objects appear in art, and the way they look as if they might feel if they were touched.
From: http://www.oberlin.edu/amam/asia/sculpture/documents/vocabulary.pdf

Graphic Design Principles: Suggestions on how a designer can best arrange the various objects of a page layout  to the overall design, and to each other.
From: http://desktoppub.about.com/cs/basic/g/principles.htm

Balance: a feature of art where each area of a painting suggests a certain weight, or a certain degree of lightness or heaviness.
From:  http://www.chacha.com/question/what-is-the-definition-of-visual-balance

Symmetry: A type of balance in which objects are arranged the same on each side of an imaginary line, usually down the center.
From: http://en.mimi.hu/finearts/symmetrical.html