black card
Noun
Meaning
A penalty card issued by an official in several sports for infractions.
(fencing) The most severe of penalties, which results in the fencer being expelled from the match.
An expensive credit card that allows its users access to various luxuries.
Source: en.wiktionary.orgExamples
Use Basic Black card stock for your "chalkboard" and Whisper White Craft Ink for your chalk look.