Paint codes (powder coat)

Sorry if this is in the wrong place but a few questions:
1:are there paint codes for powder coat?
2:does anybody know the code for the KH double bolt green clamp??? like the one on my uni… Custom Kris Holm Unicycles )
3:would Kris Holm be able to provide the code for the color???

I want the code so I can get my rim done the same color as the seat clamp or close to…