What does the Y represent in the Ycbcr color space?

Related questions

1. What does YCbCr stand for?
2. Is YUV better than RGB?
3. What's better coaxial cable or HDMI?
4. Can you plug red white yellow into component?
5. Can I use coaxial cable for audio?
6. Is coaxial or optical better for audio?
7. What is the difference between 4k and HDR?
8. What are the yellow white and red cables for?
9. What is YUV range?
10. What is YUV output?

Tags

1. #spaces
2. #image
3. #color
4. #pipeline
5. #component
6. #digital
7. #video
8. #ycbcr
9. #family
10. #chroma
11. #systems
12. #components
13. #written
14. #photography
15. #difference