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.

Leatherworking: Cloaks
RecipeMakesReagentsNeedsSkill-up
Handstitched Leather Cloak
Handstitched Leather CloakYellow 40Grey 70
Embossed Leather Cloak
Embossed Leather CloakYellow 70Grey 100
Fine Leather Cloak
Fine Leather CloakYellow 70Grey 100
Deviate Scale CloakTaught by Pattern: Deviate Scale Cloak, requires 65
Deviate Scale CloakYellow 95Grey 125
Black Whelp CloakTaught by Pattern: Black Whelp Cloak, requires 75
Black Whelp CloakYellow 100Grey 125
Dark Leather Cloak
Dark Leather CloakYellow 110Grey 135
Hillman's Cloak
Hillman's CloakYellow 145Grey 165
Frost Leather Cloak
Frost Leather CloakYellow 175Grey 195
Guardian CloakTaught by Pattern: Guardian Cloak, requires 160
Guardian CloakYellow 180Grey 200
Nightscape CloakTaught by Pattern: Nightscape Cloak, requires 205
Nightscape CloakYellow 225Grey 245
Big Voodoo CloakTaught by Pattern: Big Voodoo Cloak, requires 215
Big Voodoo CloakYellow 235Grey 255
Wild Leather CloakTaught by Pattern: Wild Leather Cloak, requires 225
Wild Leather CloakYellow 245Grey 265
Chromatic CloakTaught by Pattern: Chromatic Cloak, requires 300
Chromatic Cloak
  • Sewing Machine
Yellow 320Grey 340
Hide of the WildTaught by Pattern: Hide of the Wild, requires 300
Hide of the Wild
  • Sewing Machine
Yellow 320Grey 340
Onyxia Scale CloakTaught by Unrevealed item #15769
Onyxia Scale Cloak
  • Sewing Machine
Yellow 320Grey 340
Shifting CloakTaught by Pattern: Shifting Cloak, requires 300
Shifting Cloak
  • Sewing Machine
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.