Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 1
Darker method: C
Equal score: -0.141723961576
Darker point darker score: -0.879739577224
darker: 1 (eq: False, dd: False), confidence: 1, worker: A1DDY93NB8NESD
darker: 1 (eq: False, dd: False), confidence: 0, worker: A2YUKCBFNE5RGL
darker: 1 (eq: False, dd: False), confidence: 1, worker: A1AXG32WSJVY54
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2KGL2FXIG2IQM (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3LSDO3YPF1SFT
darker: E (eq: True, dd: None), confidence: 1, worker: A1AXIY3LLO186R
(0: guessing, 1: probably, 2: definitely)