Each recipe is orange until its yellow rank and grey from its grey rank. When the ranks differ, it turns green somewhere between the two; the client files give both ranks but not that point. Equal ranks go straight to grey.

Engineering: Cloth Headgear
RecipeMakesReagentsNeedsSkill-up
Flying Tiger Goggles
Flying Tiger Goggles
  • Arclight Spanner
Yellow 130Grey 160
Shadow GogglesTaught by Schematic: Shadow Goggles, requires 120
Shadow GogglesYellow 145Grey 170
Green Tinted Goggles
Green Tinted Goggles
  • Arclight Spanner
Yellow 175Grey 200
Bright-Eye GogglesTaught by Schematic: Bright-Eye Goggles, requires 175
Bright-Eye Goggles
  • Arclight Spanner
  • Gyromatic Micro-Adjustor
Yellow 195Grey 215
Floppy GogglesTaught by Schematic: Floppy Goggles, requires 200
Floppy Goggles
  • Arclight Spanner
  • Gyromatic Micro-Adjustor
  • Anarchist's Workbench
Yellow 205Grey 210
Craftsman's MonocleTaught by Schematic: Craftsman's Monocle, requires 185
Craftsman's Monocle
  • Arclight Spanner
  • Gyromatic Micro-Adjustor
Yellow 205Grey 225
Fire Goggles
Fire Goggles
  • Arclight Spanner
  • Gyromatic Micro-Adjustor
Yellow 225Grey 245
Goblin Construction HelmetTaught by Unrevealed item #221335
Goblin Construction Helmet
  • Blacksmith Hammer
  • Arclight Spanner
  • Anvil
Yellow 225Grey 245
Goblin Mining HelmetTaught by Schematic: Goblin Mining Helmet, requires 205
Goblin Mining Helmet
  • Blacksmith Hammer
  • Arclight Spanner
  • Anvil
Yellow 225Grey 245
Gnomish GogglesTaught by Unrevealed item #221328
Gnomish Goggles
  • Arclight Spanner
  • Gyromatic Micro-Adjustor
Yellow 230Grey 250
Catseye Ultra GogglesTaught by Schematic: Catseye Ultra Goggles, requires 220
Catseye Ultra Goggles
  • Arclight Spanner
  • Gyromatic Micro-Adjustor
Yellow 240Grey 260
Spellpower Goggles XtremeTaught by Schematic: Spellpower Goggles Xtreme, requires 225
Spellpower Goggles Xtreme
  • Arclight Spanner
  • Gyromatic Micro-Adjustor
Yellow 245Grey 265
Deepdive HelmetTaught by Schematic: Deepdive Helmet, requires 230
Deepdive Helmet
  • Blacksmith Hammer
  • Arclight Spanner
  • Anvil
Yellow 250Grey 270
Rose Colored Goggles
Rose Colored Goggles
  • Arclight Spanner
  • Gyromatic Micro-Adjustor
Yellow 250Grey 270
Gnomish Mind Control CapTaught by Unrevealed item #221333
Gnomish Mind Control Cap
  • Blacksmith Hammer
  • Arclight Spanner
  • Anvil
Yellow 255Grey 275
Goblin Rocket HelmetTaught by Unrevealed item #221343
Goblin Rocket Helmet
  • Blacksmith Hammer
  • Arclight Spanner
  • Anvil
Yellow 265Grey 285
Green Lens
Green Lens
  • Arclight Spanner
  • Gyromatic Micro-Adjustor
Yellow 265Grey 285
Spellpower Goggles Xtreme PlusTaught by Schematic: Spellpower Goggles Xtreme Plus, requires 270
Spellpower Goggles Xtreme Plus
  • Arclight Spanner
  • Gyromatic Micro-Adjustor
Yellow 290Grey 310
Master Engineer's GogglesTaught by Schematic: Master Engineer's Goggles, requires 290
Master Engineer's Goggles
  • Arclight Spanner
  • Gyromatic Micro-Adjustor
Yellow 310Grey 330
Bloodvine GogglesTaught by Schematic: Bloodvine Goggles, requires 300
Bloodvine Goggles
  • Gyromatic Micro-Adjustor
  • Arclight Spanner
Yellow 320Grey 340
Bloodvine LensTaught by Schematic: Bloodvine Lens, requires 300
Bloodvine Lens
  • Gyromatic Micro-Adjustor
  • Arclight Spanner
Yellow 320Grey 340

From the Forever beta client files, build 1.60.1.70630: the SkillLine, SkillLineAbility, TradeSkillCategory, SpellReagents, SpellEffect, SpellTotems, SpellCastingRequirements and ItemEffect tables.