5 bits for red, 6 bits for green, and photoshop color codes chart pdf bits for blue, for 65536 colors with no transparency. These color depths are sometimes used in small devices with a color display, such as mobile telephones. 6 bits of color information entirely. 24-bit or greater color depth.
The human eye can discriminate up to ten million colors. Byte order is usually either RGB or BGR. Macintosh systems refer to 24-bit color as “millions of colors”. 32-bit color, is a variant of true color in which the additional 8 bits are allocated to transparency and indicate how transparent the element is to which the color is assigned, when overlaid on other elements. 685 to 1023 are used for “whiter than white” images like glare, specular highlights, and similar details.