Whale Song is a moody blue grey that is a repeatable colourway.  You can find it in the Dyed to Order section of the shop if you would like to order it in a different weight or quantity.
https://www.craftythatway.com/product-page/whale-song 
 
80% Superwash Merino / 20% Nylon
3 ply Fingering Weight Yarn
Approx. 420 yards / 115g each