Search results
Results from the WOW.Com Content Network
In this effect, an empty (white) shape is presented on a colored background for several seconds. When the background color disappears (becomes white), an illusionary color similar to the original background is perceived within the shape.
This category may be empty occasionally or even most of the time. Wikimedia Commons has media related to Images with opaque backgrounds . The images would be better with a transparent background.
A single empty (white) star on a transparent background, for use with star ratings: Date: 9 November 2006: Source: Created by author: Author: Kbolino: Permission (Reusing this file) Public domain: Other versions: Derivative works of this file: White Stars 2.svg; White Stars 1.svg
A color spectrum image with an alpha channel that falls off to zero at its base, where it is blended with the background color.. In computer graphics, alpha compositing or alpha blending is the process of combining one image with a background to create the appearance of partial or full transparency. [1]
One color entry in a single GIF or PNG image's palette can be defined as "transparent" rather than an actual color. This means that when the decoder encounters a pixel with this value, it is rendered in the background color of the part of the screen where the image is placed, also if this varies pixel-by-pixel as in the case of a background image.
Main page; Contents; Current events; Random article; About Wikipedia; Contact us
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
While being one of the most well-known contrast illusions, there are similar effects which cause two regions of identical color to appear differently depending on context: The Cornsweet illusion creates a boundary between two identically-shaded regions with a discontinuous gradient, resulting in the opposing sides appearing to be different.