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.

Tailoring: Cloaks
RecipeMakesReagentsNeedsSkill-up
Linen Cloak
Linen CloakYellow 35Grey 60
Reinforced Linen Cape
Reinforced Linen CapeYellow 60Grey 95
Woolen Cape
Woolen CapeYellow 80Grey 115
Pearl-clasped Cloak
Pearl-clasped CloakYellow 95Grey 130
Heavy Woolen CloakTaught by Pattern: Heavy Woolen Cloak, requires 80
Heavy Woolen CloakYellow 105Grey 140
Azure Silk CloakTaught by Pattern: Azure Silk Cloak, requires 140
Azure Silk CloakYellow 160Grey 190
Crimson Silk CloakTaught by Pattern: Crimson Silk Cloak, requires 145
Crimson Silk CloakYellow 165Grey 195
Long Silken Cloak
Long Silken CloakYellow 170Grey 200
Icy CloakTaught by Pattern: Icy Cloak, requires 165
Icy Cloak
  • Spinning Wheel
Yellow 185Grey 215
Runecloth CloakTaught by Pattern: Runecloth Cloak, requires 220
Runecloth CloakYellow 240Grey 270
Brightcloth CloakTaught by Pattern: Brightcloth Cloak, requires 230
Brightcloth CloakYellow 245Grey 275
Cindercloth CloakTaught by Pattern: Cindercloth Cloak, requires 230
Cindercloth CloakYellow 245Grey 275
Cloak of FireTaught by Pattern: Cloak of Fire, requires 235
Cloak of Fire
  • Spinning Wheel
Yellow 250Grey 280
Cloak of WardingTaught by Pattern: Cloak of Warding, requires 280
Cloak of Warding
  • Spinning Wheel
Yellow 295Grey 325
Cloak of Earth and SkyTaught by Pattern: Cloak of Earth and Sky, requires 300
Cloak of Earth and Sky
  • Loom
Yellow 310Grey 325
Fel CapeTaught by Pattern: Fel Cape, requires 300
Fel Cape
  • Loom
Yellow 310Grey 325
Gaea's EmbraceTaught by Pattern: Gaea's Embrace, requires 300
Gaea's EmbraceYellow 315Grey 345
Glacial CloakTaught by Unrevealed item #22685Taught by Unrevealed item #236691
Glacial CloakYellow 315Grey 345

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