To craft 1 Blue Bed, you'll need (as of R29 in February 2016): * 3 Blue Pigment, made from Blue Flowers (Elderwood) in a Processor * 1x Shredded Leaves, made from any kind of (tree-)Leaves in a Processor * 4 Wood Rods, made from any kind of Wood or Log in a Processor * 4 Stone Rods, made from Stone, Bedrock or Limestone in a Processor * 1 Melted Wax made from Beeswax in a Forge or found in Treasure Chests You can craft this bed in your Crafting Menu (default key "Q") or at Crafting Tables (that still exist in worlds created before R22 on September 16th 2015).