3.99 avg rating — 2,066,839 ratings

"Zippered uniforms color-coded by social (and mental) caste."

4.15 avg rating — 2,404,676 ratings

"Uniforms denoting both job and caste."

4.41 avg rating — 3,132,724 ratings

"Color-Coded Wizardry: the Istari wearing color-coded robes."

3.95 avg rating — 90,318 ratings

"Color-Coded Wizardry for Warriors, Alchemists, and Healers."

4.47 avg rating — 11,344,377 ratings

"Characters sorted by House colors."

4.19 avg rating — 590,221 ratings

"The Aes Sedai are separated into 7 colors based on life goals."

4.12 avg rating — 177 ratings

"Knowing why this book is on this list is above your clearance level, commie."

3.88 avg rating — 18,634 ratings

"Color-coded caste system based on standardized testing."

3.74 avg rating — 19 ratings

"Noble and magic color-coding."

3.83 avg rating — 438 ratings

"Red is best color!"

3.72 avg rating — 1,118 ratings

"Both Color-Coded Wizardry and color-coded muggle castes."

4.13 avg rating — 39,792 ratings

"Color-coded uniforms for different jobs."

4.54 avg rating — 10,087 ratings

"Citizens color-coded by nation; national costume and character design, not tyranny."

4.12 avg rating — 15,602 ratings

"17 Houses on an alien planet, Houses all color-coded."