Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 2
Darker method: C
Equal score: -0.970337563117
Darker point darker score: -0.232424949571
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3FHD8CKWUQK61
darker: 2 (eq: False, dd: False), confidence: 2, worker: A2UFJC7YN3N0YX
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3CB0SM114NJVL
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3IPKVTS5K06LP
darker: 2 (eq: False, dd: False), confidence: 0, worker: AH8FQGOADPCST (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1DU0G52OTCO5K
(0: guessing, 1: probably, 2: definitely)