Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 1
Darker method: C
Equal score: -0.0971281822522
Darker point darker score: -0.93687944694
darker: 1 (eq: False, dd: False), confidence: 1, worker: A167L9XCC3KHPF
darker: 1 (eq: False, dd: False), confidence: 1, worker: A3760PCQD2MPIO
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3799NWTIYKCEV
darker: E (eq: True, dd: None), confidence: 1, worker: A1EY3KWGUA9A1N
darker: E (eq: True, dd: None), confidence: 0, worker: A3799NWTIYKCEV
darker: 1 (eq: False, dd: False), confidence: 2, worker: A7PVOM63I6UH5 (marked invalid)
(0: guessing, 1: probably, 2: definitely)