Help with Rit Dye - Brown looks Purple : r/dyeing

I want to dye this 90% cotton 10% spandex dress from brown to

Rit DyeMore Dye for Synthetics, Chocolate Brown, 7 fl.oz

Rit Dye Powder All Purpose Fabric Color Tinte Laundry Clothing

Today I learned that Fatcarbon takes Ritdye very well, Turned

Rit Dye More Synthetic Fiber Dye All Colors

PIC] I tried my hand at ice dyeing! (Said hand is now purple

Using Rit Dye to get the Pottery Barn Look - 100 Things 2 Do

Rit Clothing Dye: HYACINTH!

Rit Dye Rit All Purpose Liquid Dye, 236ml, Purple, 8 Fl Oz

Rit dye more Dark Brown is a scam!! : r/RainbowHigh