What is RGB (red, green and blue)? RGB (red, green and blue) refers to a system representing the colors used on a digital display screen. Red, green and blue can be combined in various proportions to obtain any color in the visible spectrum. The RGB model uses 8bitseach -- from 0 ...
a bit is the smallest unit of digital information and can have a value of either 0 or 1. a byte, on the other hand, is a group of bits that is typically composed of eight bits. bytes are used to represent larger amounts of information, such as letters, numbers, or symbols. how ...
What if my autofill data is out of date? If the data that's stored in autofill is out of date, you won't be able to successfully use it to complete forms or documents. In this case, you can manually update your information or delete the autofill entry so it will no longer appear ...
One of the places you are most likely to have seen hexadecimal numbers while using a computer is in picking colours. When choosing colours on a computer you generally have the choice between several systems such as hexadecimal, RGB etc. The decimal RGB system gives the amounts of red, green...
Figure 1. Pixels consist of red, green and blue subpixels. Different colors are created when the subpixels light up at different intensities. What is hue? Most sources of visible light contain energy over a band of wavelengths. Hue is thewavelengthwithin the visible-light spectrum at which th...
Hue: The name of the color, like red, yellow, green, or blue. Lightness (or value): How dark or light a color is. Chroma (or saturation): How bright or intense a color looks. Changing one of these can completely change the mood or message of a design. If you work in design, br...
Steganography is the art of hiding secret messages in plain sight. Learn about steganography types, techniques, applications, examples, and more.
Hexes are just a different way of writing RGB values. Something like#6a79f7(cornflower blue) maps directly torgb(106, 121, 247). 6a is thered, 79 is thegreen, and f7 is theblue. First, you should know that in the hex color system the letters “a-f” represent the numbers ten to...
Discover what chromatic aberration is and learn how you can fix it or use it as a unique effect for objects in your photographs.
18% might be seen as Middle Gray by the human eye response, but 18% is not necessarily what an average colored scene reflects (scenes and colors have many reflection differences, like from green foliage, blue sky, red barns, human faces, orange sweaters, etc). Different colors reflect diffe...