Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 1
Darker method: C
Equal score: -0.980002675163
Darker point darker score: -0.974149000078
darker: 1 (eq: False, dd: False), confidence: 2, worker: A2YYHNACJ8MFTU
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3UC4JITM1QD1M
darker: 1 (eq: False, dd: False), confidence: 1, worker: A11GWWAXRJQ6Y2 (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1QIZATKBF64SO
darker: 1 (eq: False, dd: False), confidence: 2, worker: A2JVJ7J2MVGW9S
darker: 1 (eq: False, dd: False), confidence: 2, worker: A2YYHNACJ8MFTU
darker: 1 (eq: False, dd: False), confidence: 2, worker: ATWGPR2A3M7WU (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A3Q9S2K93W2KDI (marked invalid)
(0: guessing, 1: probably, 2: definitely)