Lemonsorbet from Benjamin Moore is a warm white, but using it may take some getting used to, since this tone is 'new' when compared with the many grays we have seen in homes in the past few years, or the stronger cool whites that are used in Scandinavian and French vintage ensembles.
Here's a little Victorian era greeting card from my collection of Victorian greetings. Feel free to print it up and use. I think it's the perfect note to send to a good friend, don't you? This cutie comes from a child's scrap book I have dating back to the 1880's.