My Stampin' Up team leader posts color challenges for each month where you are allowed to use 3 different colors, black ink for stamping and current products. The June 2021 Color Challenge was posted on her blog here:
https://brandyscards.com/happy-june-color-challenge/?fbclid=IwAR0tIpPMOcUNrJ4OTa9xZhoNryj5vpFTGBuuBNIHI4dZia8lfI0-N3l00EQ
I did not complete my cards in time. However, I did finally play around with the colors (Blushing Bride, Highland Heather and Garden Green) in the middle of July. These are the cards that I created with those colors: