Computer Science // Images

2-Bit Colour Depth

Computers use a Lookup Table to map binary codes to specific colours. Toggle the bits below to see how different combinations trigger different colours.

The System Memory

Lookup Table

The computer checks this list to decide which colour to show on the screen.

Binary Code Instruction
00White
01Red
10Blue
11Black
The Processor

Pixel Controller

0
Bit 1 (2)
0
Bit 2 (1)

Current Output

00 = White