Colors in computer graphic

pixel_color_format bits/pixel bytes/pixel number_of_colors palette mode_name card_name
pf1bit 1 0 2 yes monochrome Hercules
pf4bit 4 0 16 yes - EGA
pf8bit 8 1 256 yes - VGA
pf16bit 16 2 65 536 = 64 k yes High Color XGA
pf24bit 24 3 16 M no Tru color = RGB SVGA
pf32bit 32 4 16 M no True Color = RGBA -
- 48 - 281 trylion no - -