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I've got TT Exotica in Stony Mist - a greenish, but slightly bluish silk blend with fun green stone chips. It's beautiful, and I love it more than the Disco Lights.
As a first try, I ordered some Classic Elite Classic Silk in Paris Green from WEBS, but that yarn was too greenish-yellow and did match this at all. I'm keeping though cause it's nubby and nice.
I decided that I was probably going to have to go to my LYS to find a match in person. I don't really go to my LYS that much, mostly because I don't love it and would rather get good deals on the internet.
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As I was getting ready to leave, one of the co-owners asked if I had found anything, and I said no. She pulled me aside and started digging through the color cards. The other co-owner was now free and she started pulling every green yarn in the store and bringing it over to my skein of Exotica.
The Debbie Bliss pure silk had a PERFECT match, but I didn't want 100% silk - too warm and too droopy for summer.
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Out of curiosity, I checked the internet to see what I could have saved had I bought online. WEBS has Roma at closeout for . . . $4.99 a ball. More than half off. Ugh.
My first reaction was to return it and buy from WEBS. But then I started thinking. I never would have ordered this from WEBS anyway, because the colors on their website are never accurate. And after looking at nearly every yarn in the LYS, I realized only 1 or 2 yarns were going to work anyway. It would have taken me many tries and loads of shipping costs to find it if I only ordered online.
I decided to keep the 4 balls. I guess that's what you pay for in the LYS. You help the local economy, keep small businesses going. I don't know if places like WEBS are 'small businesses' or not, but in this case I certainly got what I paid for - excellent service and a perfect match on the first try.