Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 2
Darker method: C
Equal score: -0.154271469823
Darker point darker score: -0.95383724277
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1SRPH3BGCHUOA
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1YQ4Z1018RM1R
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1KITOCUU7GERN
darker: E (eq: True, dd: None), confidence: 2, worker: A1AXIY3LLO186R
darker: 2 (eq: False, dd: False), confidence: 1, worker: A3799NWTIYKCEV
darker: 2 (eq: False, dd: False), confidence: 2, worker: A7PVOM63I6UH5 (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: ATN5M0LQEEYGU
darker: 2 (eq: False, dd: False), confidence: 2, worker: A2KGL2FXIG2IQM (marked invalid)
(0: guessing, 1: probably, 2: definitely)