Color Pattern in Nature (asymmetric)

Plate 27 Color Patter in Nature

(SourcePlate27:http://www.google.co.in/search?hl=en&q=Color+pattern+in+nature&bav=on.2,or.r_gc.r_pw.r_qf.,cf.osb&biw=
1350&bih=585&um=1&ie=UTF-8&tbm=isch&source=og&sa=N&tab=wi&ei=Fw3FT7TONIvzrQfLqNDoCQ ; May 29, 2012)

Illusion of Volume

Plate 28 Color Illusion (intensity)

(SourcePlate28:http://www.google.co.in/search?q=Color+Illusion&hl=en&prmd=imvns&tbm=isch&tbo=u&source=univ&sa=X&ei=
qhLFT6awKYa4rAei043RCQ&sqi=2&ved=0CFgQsAQ&biw=1350&bih=585#hl=en&tbm=isch&sa=1&q=Color+Illusion+3D+effect&oq=
Color+Illusion+3D+effect&aq=f&aqi=&aql=&gs_l=img.3...16500.21803.0.22391.10.1.0.9.9.0.118.118.0j1.1.0...0.0.K5szvKEoRVA&pbx=
1&bav=on.2,or.r_gc.r_pw.r_qf.,cf.osb&fp=838a087b147f9dcc&biw=1350&bih=585 ; May 29, 20212)

Illusion of Volume may be successfully created with the help of contrasting color intensity, by changing the shape based on the surface plane (flat, curved, convex or concave) or by using light and shade. Illusion may create volume and dimension.