Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 1
Darker method: C
Equal score: -0.0541106715038
Darker point darker score: -0.88852731858
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1TQ7UQSSQP7BD (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3UC4JITM1QD1M
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3A45A5YUM61LK
darker: 1 (eq: False, dd: False), confidence: 2, worker: A27H0BKXDPJ543
darker: E (eq: True, dd: None), confidence: 0, worker: A36XRHW6R8MU0C
darker: E (eq: True, dd: None), confidence: 2, worker: A15XHPD9NN0LU2
(0: guessing, 1: probably, 2: definitely)