Monochromatic hearts

I got a box of Stampin' Up goodies today, so dived right in and used some of them to make this very simple thank you card, responding to CAS(E) this Sketch's Challenge #261 and Less is More's 'monochromatic' themed challenge #366. I decided to go for a muted purple palette - my thank you cards are often very cheery and I thought it would be good to have a few on hand for more subdued occasions.
The card:

Made using: